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SOT Council

SOT is governed by a 13-person elected Council with an administrative office in the Washington, DC, area.



Ronald N. Hines
President
(2019–2020)

Research Triangle Park, NC

Experience:
Dr. Ronald N. Hines is the Associate Director for Health at the National Health and Environmental Effects Research Laboratory (NHEERL) in the Office of Research and Development of the US Environmental Protection Agency (US EPA). In this position, he is the scientific lead for the three NHEERL health divisions and their diverse research portfolio, as well as the Research Core Unit. Dr. Hines also cochairs the National Science and Technology Council’s Toxics and Risk Subcommittee and serves as an US EPA liaison to the National Academy of Science Committee on Emerging Science for Environmental Health Decisions.

Dr. Hines began his academic career as a postdoctoral fellow at the University of Vermont College of Medicine (1980–1983). He accepted a position as Assistant Professor, Eppley Institute for Research in Cancer and Allied Diseases and the Department of Biochemistry, University of Nebraska Medical Center in 1983, and was promoted to Associate Professor in 1988. Dr. Hines was recruited to the Wayne State University School of Medicine as Associate Professor of Pharmacology and Pediatrics Associate in 1989 and in 1995, was promoted to Professor of Pharmacology. In 1999, he assumed a position as Professor of Pediatrics and Pharmacology and Toxicology at the Medical College of Wisconsin, where he also served as Associate Director of the Children’s Research Institute of the Children’s Hospital and Health Systems (2005–2012) and Co-Section Chief of Clinical Pharmacology, Pharmacogenetics, and Teratology in the Department of Pediatrics. In addition, Dr. Hines was Adjunct Professor of Biological Sciences at the University of Wisconsin-Milwaukee (2006–2012). Dr. Hines moved to his current position in 2012. Dr. Hines’ administrative experience includes serving as Assistant Program Leader for the Chemical Carcinogenesis Program at the Myer L. Prentis Comprehensive Cancer Center of Metropolitan Detroit from 1990–1995. Dr. Hines served as a member of the Clinical Pharmacology Training Faculty at Wayne State University and Children’s Hospital of Michigan for seven years (1992–1999). In 1994, he worked as a director for the Regulation of Gene Expression Research Core at the NIEHS-sponsored Environmental Health Sciences Center for Molecular and Cellular Toxicology with Human Applications at Wayne State University from 1994–1997 and from 1997 through 1999, as the deputy director of this center. When recruited to the Medical College of Wisconsin in 1999, he cofounded and served as codirector of the Birth Defects Research Center, Children’s Hospital of Wisconsin and then became the co-chief of the clinical pharmacology, pharmacogenetics and teratology section within the Department of Pediatrics at the Medical College of Wisconsin in 2003. In addition, Dr. Hines served as an associate director of the Children’s Research Institute at the Children’s Hospital and Health Systems from 2005 to 2012; and the deputy director of the NIEHS-sponsored Children’s Environmental Health Sciences Core Center, a joint initiative between the University of Wisconsin Milwaukee, the Children’s Research Institute, and Medical College of Wisconsin, from 2009 to 2012.

Dr. Hines has served on numerous editorial boards, including: Toxicology Letters 1993–1995; Drug Metabolism and Disposition 1994–present; Chemical Research in Toxicology 1995–1997; Archives of Biochemistry and Biophysics 1995–2006; Journal of Pharmacology and Experimental Therapeutics 1997–2000; and Chemico-Biological Interactions 1998–2009. He also has served as an associate editor for: Toxicology and Applied Pharmacology 1996–2004; Birth Defects Research (A), Clinical and Molecular Teratology 2003–2006; Journal of Pharmacology and Experimental Therapeutics 2000–2015; Chemico-Biological Interactions 2009–2012; Toxicological Sciences 2012–present; and Current Opinions in Toxicology 2014–present. Dr. Hines’ selected service experience includes: being a member of the NIH’s Division of Research Grants (DRG) Toxicology I Study Section from 1994–1995; a member and Chair for the NIH DRG Alcohol and Toxicology I Study Section from 1996–1999; Chair for the Mechanisms of Toxicity Gordon Research Conference in 2002; a member of the NIEHS/NTP CERHR Expert Panel on Ethylene Glycol and Propylene Glycol from 2002–2003; a member and Chair of the NIEHS/NTP CERHR Expert Panel on Fluoxetine; a member of ILSI Health and Environmental Sciences Institute Board of Trustees from 2002–2012, Vice Chair 2010–2011, and Chair 2012; member of the US EPA’s Food Quality Protection Act (FQPA) Scientific Review Board from 2003–2012; a member of the US FDA/NCTR Scientific Advisory Board from 2009–2012; member of the NIEHS EHS Review Committee 2010, and Chair from 2011–2012. Dr. Hines has also received the following honors and awards: NRSA predoctoral fellowship 1977–1980; Danish Cancer Society Travel and Visiting Professorship Award 1987; Wayne State University Board of Governors Distinguished Faculty Fellow Award 1998–2000; Society of Toxicology AstraZeneca Traveling Lectureship 2001; March of Dimes Leadership Award in Research 2005; elected fellow of the Academy of Toxicological Sciences 2007; US EPA/ORD Bronze award for commendable service, Children’s Environmental Health Roadmap; and US EPA/ORD Bronze award for commendable service, Human Research Protection Team.

Dr. Hines has more than 140 publications focused on mechanisms whereby exposures to environmental toxicants or drugs alter gene regulation and the genetic basis for interindividual differences in response to exposures. During the last 13 years of his academic career, his research turned to elucidating how and through what mechanisms the enzymes involved in toxicant and drug disposition change during early life stages and the interaction of genetic variation with this normal developmental process. The impact of this body of work has resulted in Dr. Hines having an h-index of 42 and numerous invitations to present his research at both national and international meetings.

Participation:
Board of Publications, Member, (2019–2020)
Endowment Fund Board, Ex-Officio, President, (2019–2020)
Finance Committee, Member, (2018–2020)
Officers (Council), President, (2019–2020)


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George P. Daston
Vice President
(2019–2020)

Procter & Gamble Company

Experience:
Dr. Daston has been a toxicologist at Procter & Gamble since 1985. He is a Victor Mills Society Research Fellow, the highest rank on the company’s scientific career ladder. He has an active research program developing methods to predict toxicity using cheminformatics and biotechnology (especially gene expression analysis). His lab also conducts research in mechanistic toxicology and was responsible for identifying the causative agents in a massive pet food (in North America) and infant formula (in China) contamination. Dr. Daston has been active in improving risk assessment and was an author of the recent "Risk 21" report from the National Academy of Sciences. He has co-authored more than 130 papers, co-edited five books and has an h-index of 42.

Dr. Daston began his career as a postdoctoral fellow in Bob Kavlock’s lab at the US EPA’s facility in Research Triangle Park. He did research on functional teratology, juvenile toxicity, and the application of rodent embryo culture to developmental toxicology. After his postdoctoral fellowship, Dr. Daston was an Assistant Professor of Biological Sciences at University of Wisconsin-Milwaukee before joining P&G in 1985. He did a sabbatical at the Salk Institute, in the Molecular Neurobiology lab, in 1993–1994. He has been a Volunteer Professor of Pediatrics at the Cincinnati Children’s Hospital Research Foundation and University of Cincinnati School of Medicine since 1989, as well as an associate faculty member in the program’s NIEHS Teratology Training Grant. He was elected a Fellow of the American Association for the Advancement of Science in 1999.

Dr. Daston has served on the National Academy of Sciences Board on Environmental Studies and Toxicology, as well as several NAS committees that authored reports on toxicology and risk assessment. He has served on the US EPA’s Science Advisory Board, Board of Scientific Counselors, and Endocrine Disrupter Screening and Testing Advisory Committee; the National Toxicology Program’s Board of Scientic Counselors; the National Children’s Study Advisory Committee, and many others. He is a Past President of the Teratology Society, as well as the founding editor of Birth Defects Research: Developmental and Reproductive Toxicology, an official journal of that society. He has been an Associate Editor of Toxicological Sciences, and on the editorial board of Toxicology, Human and Ecological Risk Assessment, Fundamental and Applied Toxicology, and Reproductive Toxicology.

Participation:
Board of Publications, Council Contact, (2019–2020)
Board of Publications, Ex-Officio Member, (2019–2020)
Clinician-Scientist Engagement Task Force, Council Contact, (2018–2020)
Finance Committee, Member, (2019–2021)
Nominating Committee for Honorary Members, Member, (2019–2020)
Officers (Council), Vice President, (2019–2020)
Scientific Program Committee, Council Contact, Chair, (2019–2020)


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Myrtle Davis
Vice President-Elect
(2019–2020)

Bristol-Myers Squibb Company

Experience:

Dr. Davis is the Executive Director for Discovery Toxicology in the Pharmaceutical Candidate Optimization (PCO) organization. She joined BMS from the National Cancer Institute where she was the Chief of the Toxicology and Pharmacology Branch of the Developmental Therapeutics Program. Dr. Davis has previous experience as a Research Advisor in the Drug Safety group of Lilly Research Laboratories. In both roles, she contributed critical expertise to the advancement of several drugs candidates and to the understanding of toxicological mechanisms. She also has several years of academic experience as an Associate Professor in the Department of Pathology in the School of Medicine at the University of Maryland.

Dr. Davis is currently responsible for leading the scientific efforts in Discovery Toxicology to provide target and molecular hazard identification and risk assessments for issues identified in discovery research. She also leads and oversees the investigative toxicology efforts needed to support mechanistic understanding of compound- or target-mediated toxicities in discovery and development.

Dr. Davis is a Fellow of the Academy of Toxicological Sciences, an active member of the Society of Toxicology (previously elected as a Councilor for the Society), and a member of the Society of Toxicologic Pathology. She is currently serving on the Board of Scientific Councilors of the National Toxicology Program, and she is a reviewer for the Assay Development and Screening Technologies Laboratory of the National Center for Advancing Translational Sciences (NCATS). She has served as Associate Editor for Toxicological Sciences and Toxicologic Pathology, and she is Editor-in-Chief of the ILAR Journal (Institute for Laboratory Animal Research of the National Academy of Sciences).

Dr. Davis attended Tuskegee University where she pursued a BS degree in Chemistry and Mathematics followed by a Doctorate of Veterinary Medicine. She then received her PhD in Toxicology from the University of Illinois and obtained postdoctoral training in Toxicologic Pathology at the University of Maryland before starting her academic career.

Participation:
Officers (Council), Vice President-Elect, (2019–2020)
Scientific Program Committee, Co-Chair, (2019–2020)
Scientific Program Committee, Council Contact, (2019–2020)


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Laurie Couture Haws
Secretary
(2018–2020)

ToxStrategies, Inc.

Experience:
Dr. Laurie Couture Haws has been an active SOT member for 25 years and, during that time, has served in a variety of leadership and service positions. She is a Diplomate of the American Board of Toxicology and has more than 26 years of experience in the fields of toxicology and risk assessment. Dr. Haws has a diverse background, having worked for both government agencies and the private sector in a variety of capacities. She began her career as a scientist at the National Institute of Environmental Health Sciences, where she worked while pursuing her doctorate. Dr. Haws then spent more than a decade as a regulatory toxicologist with the Texas Commission on Environmental Quality (TCEQ), where she served as a manager in the Toxicology Division. During her tenure with the TCEQ, Dr. Haws was committed to expanding the role and prominence of toxicology within the Commission and was instrumental in growing the group from 3 to more than 30 toxicologists. Dr. Haws has spent the remainder of her career as a consultant in the private sector and is a founder of ToxStrategies, Inc., where she serves as a Managing Principal Scientist and Vice President. During the course of her career, Dr. Haws has worked with federal, state, and local government agencies, industry, trade associations, legislative representatives, the media, and the general public on matters related to the safety of chemicals encountered in our daily lives. She has substantial experience evaluating potential human health risks associated with exposures to a wide variety of chemicals present as additives, ingredients, or contaminants in foods, consumer and personal care products, pharmaceuticals, medical devices, and environmental media. Dr. Haws is an author on over 47 peer-reviewed publications. In addition, she currently serves on the Board of Directors for the Toxicology Forum and is an active member of several additional professional societies, including ACT, SRA, and RAPS. Dr. Haws has also served on a number of scientific panels, technical workgroups, and advisory committees, including the World Health Organization's Toxic Equivalency Factor Review Panel. Currently, she is serving on the Exposure and Human Health Committee of the US EPA's Science Advisory Board.

Participation:
Awards Committee, Council Contact, (2019–2020)
Historian, Council Contact, (2018–2020)
Historian, Member, (2017–2020)
Officers (Council), Secretary, (2018–2020)
Scientific Liaison Coalition, Society of Toxicology, (2015–2020)


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Suzanne Compton Fitzpatrick
Secretary-Elect
(2019–2020)

US Food and Drug Administration Center for Food Safety and Applied Nutrition

Experience: Dr. Fitzpatrick is currently the Senior Advisor for Toxicology in the Office of the Center Director at Center for Food Safety and Applied Nutrition at the US Food and Drug Administration. She is a board-certified toxicologist here in the US and in Europe. She is the US FDA lead for Tox 21 partnership with US EPA, NIEHS, and NCATS and also is the principal US FDA Representative to ICCVAM. Dr. Fitzpatrick was Chair of the US FDA Predictive Toxicology Roadmap announced by the Office of the Commissioner in 2017 and the Presiding Officer on the US FDA Public Meeting on the Roadmap in September 2018. She represents CFSAN on several US FDA Committees and Work Groups including the US FDA Biomarkers Group, the NIH US FDA Biomarkers Group, the US FDA Senior Toxicology Workgroup, the HHS Environmental Justice Committee, and the US FDA/NCATS/DARPA Collaboration on Organs/Human on a Chip. She represents US FDA at several outside committees, including EU Tox Risk Regulator Committee, Cosmetics Europe, HESI Emerging Issues, ILSI North America, NRC Emerging Issues Committee, and the Federal Children’s Environmental Health Task Force. Dr. Fitzpatrick is a US FDA representative to several OECD Committees including the Work Group on Non-Genotoxic Carcinogens, OECD Validation Management Group Non-Animal and the OECD Advisory Group on Molecular Screening and Toxicogenomics. She is very active in the Society of Toxicology including serving on the planning committees for Future Tox I, II, III, and IV. She was on the planning committee for the 9th and 10th World Congress on Alternatives, and the 1st and 2nd Pan-American Congress on Alternatives. Dr. Fitzpatrick also is an Adjunct Professor at Johns Hopkins University.

Participation:
Membership Committee, Council Contact, (2019–2020)
Officers (Council), Secretary-Elect, (2019–2020)
SOT FDA Colloquium Organizing Committee, Member, (2014–2020)


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Anthony M. Ndifor
Treasurer
(2019–2020)

Janssen Research & Development LLC

Experience:
Dr. Ndifor is a Director in the Preclinical Development and Safety Department at Janssen Research & Development LLC, part of the Johnson & Johnson family of companies. He has previously held positions at Parke-Davis in Michigan and Amgen in California. Dr. Ndifor has more than 18 years of experience providing preclinical safety assessment expertise and leadership within drug development teams. He has broad expertise in both biologics and small molecule development across various therapeutic areas including Oncology, Neuroscience, Immunology, Metabolic Diseases, and Infectious Diseases. Dr. Ndifor is a Board member and Treasurer/Secretary of Toxicology Education Foundation, which is dedicated to increasing public understanding of toxicology through access to objective easy to understand information on common toxicants. He has served as a ToxScholar and frequently visits grade schools and attends career fairs to introduce toxicology to students. He is very proud to have served as a member of the SOT Global Strategy Task Force which led to the establishment of the Global Senior Scholar Exchange Program to strengthen toxicology training and expertise in developing countries. He continues to be engaged in this program as Ad hoc Member of the Education Committee. He is passionate about improving diversity in the pharmaceutical industry through mentoring and facilitating access for under-represented groups.

Participation:
Council Subcommittee for Non-SOT Meeting Funding, Chair, (2019–2020)
Endowment Fund Board, Council Contact, (2019–2020)
Endowment Fund Board, Ex-Officio Member, (2018–2020)
Finance Committee, Council Contact, Chair, (2019–2021)
Finance Committee, Member, (2018–2021)
Officers (Council), Treasurer, (2019–2021)


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Leigh Ann Burns Naas
Past President
(2019–2020)

Gilead Sciences, Inc

Experience:
Dr. Burns Naas is Vice President of Nonclinical Safety & Pathobiology at Gilead Sciences. She was a Therapeutic Area Leader for Infectious Disease, Vaccines, and Oncology at Pfizer in Drug Safety research and Development over the 10 years preceding her move to Gilead. Prior to that, she worked as a product toxicologist in Health, Environmental, and regulatory Affairs at Dow Corning Corporation in Midland, Michigan. Throughout her career, her work has focused on strategic aspects and the design of safety programs to support chemical product development and registration, and the clinical development and licensure for small molecules and biotherapeutics, including vaccines. Dr. Burns Naas has demonstrated a long commitment to promoting advancements in basic and applied toxicology and the impact of toxicological sciences on human and environmental health across multiple scientific organizations and in the literature, and in the training/education of the next generation of toxicologists. She is a member of the Editorial Board for the International Journal of Toxicology and Journal of Immunotoxicology, and has recently edited the Immune System and Hematopoietic System volumes of Comprehensive Toxicology, 3rd Edition. In addition to her service to SOT, Dr. Burns Naas has represented the interests of toxicology by serving in the presidential chain of the American College of Toxicology and the Academy of Toxicological Sciences, and is a former member of the Board of Directors of the American Board of Toxicology. Leigh Ann received her doctorate degree in pharmacology and toxicology from the Medical College of Virginia/VCU in 1992 with an emphasis on immunotoxicology, and completed a postdoctoral fellowship in biochemical and molecular immunology at the Mayo Clinic in Rochester, MN.

Participation:
Audit Committee, Council Contact, (2019–2020)
Audit Committee, Member, (2019–2020)
Endowment Fund Board, Member, (2019–2021)
FASEB SOT Representatives, Council Contact, (2019–2020)
ICTXV Organizing Committee, Council Contact, (2019–2020)
Nominating Committee, Council Contact, (2019–2020)
Nominating Committee for Honorary Members, Council Contact, Chair, (2019–2020)
Officers (Council), Past President, (2019–2020)


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Virunya S. Bhat
Councilor
(2019–2022)

NSF International

Experience:

Dr. Bhat is a board-certified Principal Toxicologist at NSF International, a not-for-profit and global public health organization. In this role, she also serves as a World Health Organization Secondee/Secretariat as part of NSF International’s WHO Collaborating Centre on Water, Indoor Environment and Food Safety. For more than 19 years, she has assessed consumer product safety, food and drinking water quality, and health risks of industrial and environmental chemicals. Her contributions to the field of chemical risk assessment, particularly with benchmark dose-response modeling and replacing default uncertainty factors with chemical-specific toxicokinetics and mode-of-action data, have resulted in several peer-reviewed publications, research awards, and invited service as an international expert.

Dr. Bhat currently serves SOT in both elected and appointed positions, having been an active member since 2009, including regional (Southern California and Northeast) SOT chapters. In her current roles on various SOT component groups, she aims to help SOT members, whether students, early-career, or seasoned toxicologists, find tools and funding to acquire professional skills that facilitate their career success. She also strives to improve SOT mentor matches at all career stages globally and regularly serves as a mentor at the Annual Meeting Mentoring Breakfast, Chat with an Expert, Poster Tours with Trainees, and In Vitro Luncheon. She previously served as Chair of the SOT K–12 Education Subcommittee. She has received national and regional leadership awards for her dedication to toxicology education, public outreach, and mentoring, including for her promotion of women in toxicology and STEM fields. Dr. Bhat is an active member of The Toxicology Forum, having recently completed invited service on the Program Committee and the Awards Committee.

Participation:
Education and Career Development Committee, Council Contact, (2019–2020)
Mentoring Task Force, Council Contact, (2019–2020)
Officers (Council), Councilor, (2019–2022)


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Michael J. Carvan III
Councilor
(2017–2020)

University of Wisconsin-Milwaukee

Experience:
Dr. Michael J. Carvan completed his postdoctoral studies at the University of Cincinnati Department of Environmental Health where he also held his first faculty position. Dr. Carvan is currently a Shaw Professor at the University of Wisconsin-Milwaukee where he conducts research that is focused on gene-environment interactions and identifying pathways that influence sensitivity to environmental chemicals, especially those that cause birth defects or developmental problems, and those that influence persistence into adulthood and future generations. He serves on the editorial board of several toxicology journals, including Toxicological Sciences and Reproductive Toxicology. He currently serves on the Environmental Health Sciences Review Committee for the NIEHS, and served on the two most recent Institute of Medicine committees for Review of the Health Effects in Vietnam Veterans of Exposure to Herbicides.

Participation:
Graduate Student Leadership Committee (GSLC), Council Contact, (2017–2020)
Graduate Student Leadership Committee (GSLC) Executive Board, Council Contact, (2017–2020)
Officers (Council), Councilor, (2017–2020)
Postdoctoral Assembly Executive Board, Council Contact, (2019–2020)


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Anne H. Chappelle
Councilor
(2017–2020)

International Isocyanate Institute

Experience:
After an internship in an industrial toxicology laboratory, Dr. Anne H. Chappelle enrolled in the pharmacology/toxicology PhD program at the Philadelphia College of Pharmacy and Science (now University of the Sciences), focusing on upper respiratory tract/nasal toxicity. The next 19 years were as an industrial-chemical/regulatory toxicologist in the Philadelphia area (Huntsman Polyurethanes, Rohm & Haas, Sunoco). While the chemical dossiers may have varied, the key functions did not: provide expert chemical evaluations incorporating transparent and rigorous scientific principles, and tailored communications for the appropriate audience (consumer, regulator, CEO, worker, etc.). More recently, Dr. Chappelle has used these skills as a consultant (Chappelle Toxicology Consulting, LLC) helping small and medium sized companies interpret the science to meet regulatory requirements, and a Staff Toxicologist (International Isocyanate Institute) providing strategic management and technical expertise in diisocyanate toxicity.

Dr. Chappelle has been involved with the Mid-Atlantic Regional Chapter (MASOT) since graduate school, first serving on the Membership Committee, where she helped lead efforts to maintain the membership database, produce a directory, and develop strategies and tools to recruit members. She served on the MASOT’s Executive Council, as a Student Councilor, Councilor, and Treasurer, supporting efforts to maintain a strong and diverse chapter that could offer diverse programming and networking opportunities maximizing the value of membership.

Participation:
Collaborative Conferences Committee, Council Contact, (2019–2020)
Officers (Council), Councilor, (2017–2020)
Scientific Liaison Coalition, Council Contact, (2017–2020)
Scientific Liaison Coalition, Member, (2019–2020)
SOT FDA Colloquium Organizing Committee, Council Contact, (2019–2020)


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Barbara L. F. Kaplan
Councilor
(2018–2021)

Mississippi State University

Experience:
Dr. Kaplan earned her PhD in Pharmacology and Toxicology from Michigan State University. She conducted postdoctoral research in tumor immunology at the University of Chicago, then returned to Michigan State University as a Research Assistant Professor. She is now an Assistant Professor in the Center for Environmental Health Sciences at Mississippi State University College of Veterinary Medicine (MSU-CVM).

In addition to Dr. Kaplan’s experience with the Society noted above, Dr. Kaplan teaches immunology to veterinary students and pharmacology and toxicology to undergraduate and graduate students at MSU. Dr. Kaplan has been active in mentoring DVM-PhD students, undergraduate students, and veterinary students participating the Summer Research Experience at MSU-CVM. Dr. Kaplan also mentored an undergraduate student from Mississippi University for Women for a summer, which led to a ToxScholar visit. During Dr. Kaplan’s ToxScholar visit to the Mississippi University for Women, Dr. Kaplan met with about 30 undergraduate students and introduced toxicology principles, toxicology careers, and opportunities available from SOT.

Dr. Kaplan has contributed to the last three editions of Casarett and Doull’s Toxicology (chapter on Immunotoxicology), and this past summer was one of 32 accepted attendees to the Alan Alda Center for Communicating Science Boot Camp in Stony Brook, New York.

Participation:
Education and Career Development Committee, Council Contact, (2019–2020)
Officers (Council), Councilor, (2018–2021)
Undergraduate Consortium Task Force, Member, (2017–2020)


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Cynthia V. Rider
Councilor
(2019–2022)

National Toxicology Program (NTP), National Institute of Environmental Health Sciences (NIEHS)

Experience: Dr. Rider is a toxicologist with the National Toxicology Program (NTP), National Institute of Environmental Health Sciences (NIEHS), where she serves as project leader for a diverse portfolio of testing programs including polycyclic aromatic compounds, botanical dietary supplements, and industrial chemicals. As a study scientist, she designs, evaluates, and communicates results from in vitro and in vivo toxicological studies of chemicals selected for investigation by the NTP. Dr. Rider’s research interests are in evaluating and refining methods to predict mixture toxicity based on data from components or whole reference mixtures. She has established several collaborations with industry, government, and academic scientists to advance the field of mixtures toxicology. Her overarching goal, through her research efforts at NTP and collaborative partnerships, is to generate robust toxicological data to inform risk assessment of mixtures, including chemical and non-chemical stressors. She received her BS from Tulane University in Environmental Studies and Biology and her PhD from North Carolina State University in Environmental Toxicology. She completed postdoctoral training in the Reproductive Toxicology Branch of the National Health and Environmental Effects Research Laboratory, US Environmental Protection Agency and the Nicholas School of the Environment at Duke University. She became a Diplomate of the American Board of Toxicology in 2011.

Participation:
Continuing Education Committee, Council Contact, (2019–2020)
Officers (Council), Councilor, (2019–2022)
Undergraduate Consortium Task Force, Council Contact, (2019–2020)


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Courtney E. W. Sulentic
Councilor
(2018–2021)

Wright State University

Experience:
Dr. Sulentic is currently an Associate Professor within the Department of Pharmacology and Toxicology at Wright State University, Boonshoft School of Medicine. Prior to joining the faculty at Wright State in November 2003, she was a postdoctoral fellow in the laboratory of Dr. Norbert Kaminski at Michigan State University and was funded under an NIEHS National Research Service Award. Her research is currently funded by NIH. Along with past NIEHS funding she has received several intramural grants as well as the Colgate-Palmolive Grant for Alternative Research from SOT. Her overall research goal is to elucidate, at the cellular and molecular level, the human health implications of altered antibody expression by xenobiotics such as the environmental contaminant, 2,3,7,8-tetrachlorodibenzo-p-dioxin, and the role of specific genetic factors in influencing individual susceptibility to xenobiotics. Dr. Sulentic has been very active in training undergraduate and graduate students and is involved in professional societies including the American Society for Pharmacology and Experimental Therapeutics, the American Association of Immunologist, and particularly SOT and the Ohio Valley Regional Chapter.

Participation:
Committee on Diversity Initiatives, Council Contact, (2019–2020)
Faculty United for Toxicology Undergraduate Recruitment and Education (FUTURE), Council Contact, (2019–2020)
Officers (Council), Councilor, (2018–2021)


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Tonia M. Masson
Executive Director

Experience:
Ms. Masson recently served as the SOT Deputy Director will continue to serve SOT Council in shaping the strategy for fostering collaboration opportunities with other scientific societies and to fulfill SOT's mission.

Ms. Masson has been with AIM, our management company since 1999 and is a founding managing partner. She served as the Executive Director for the Environmental Mutagenesis and Genomics Society, the Teratology Society, and the Toxicology Forum.

Ms. Masson is a member of the American Society of Association Executives (ASAE).

Participation:
Audit Committee, Staff Liaison, (2017–2020)
Board of Publications, Staff Liaison, (2017–2020)
Endowment Fund Board, Ex-Officio, Executive Director, (2017–2020)
FASEB SOT Representatives, Staff Liaison, (2017–2021)
Finance Committee, Staff Liaison, (2017–2020)
Historian, Staff Liaison, (2015–2021)
ICTXV Organizing Committee, Staff Liaison, (2017–2020)
IUTOX Councilors, Staff Liaison, (2017–2020)
Nominating Committee, Staff Liaison, (2017–2020)
Officers (Council), Executive Director, (2017–2020)
Scientific Liaison Coalition, Executive Director, (2015–2020)


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