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BSC Member Profiles

Kristy K. Bradley, DVM, MPH

Kristy K. Bradley, DVM, MPH

State Epidemiologist and State Public Health Veterinarian, Oklahoma State Department of Health, Oklahoma City

Dr. Bradley, State Epidemiologist and State Public Health Veterinarian at the Oklahoma State Department of Health, has extensive experience in the prevention and control of infectious diseases, with particular focus on diseases transmitted from animals to humans. In her current position, she has provided consultation to other health professionals and the public on infectious diseases and has helped lead the state’s bioterrorism preparedness and response programs. Dr. Bradley also serves as an adjunct assistant professor in the College of Veterinary Medicine at Oklahoma State University and in the College of Public Health at the University of Oklahoma Health Sciences Center. Dr. Bradley has earned diplomat status in the American College of Veterinary Preventive Medicine and serves in several professional associations, including the Infectious Disease Steering Committee of the Council of State and Territorial Epidemiologists.


Jay Clarence Butler, MD

Jay Clarence Butler, MD

Chief Medical Officer, Alaska Department of Health and Social Services, and Director, Division of Public Health, Juneau and Anchorage

Dr. Butler is Chief Medical Officer of the Alaska Department of Health and Social Services and is Director of the Division of Public Health. He is a nationally recognized public health leader with extensive experience in infectious diseases and emergency preparedness. In addition to his appointments with the state of Alaska, Dr. Butler serves as Affiliate Professor in the School of Medical Education at the University of Alaska Anchorage. Past positions include Senior Director of the Division of Community Health Services of the Alaska Native Tribal Health Consortium, Director of CDC’s H1N1 Vaccine Task Force, and Director of CDC’s Arctic Investigations Program. Additionally, Dr. Butler maintains clinical board certifications in infectious diseases, internal medicine, and pediatrics, and is immediate past president of the Association of State and Territorial Health Officials.

Jeffrey S. Duchin, MD

Jeffrey S. Duchin, MD

Health Officer and Chief, Communicable Disease Epidemiology and Immunization Section, Public Health – Seattle & King County, Seattle, Washington

Dr. Duchin is Health Officer and Chief of the Communicable Disease Epidemiology and Immunization Section at Public Health – Seattle & King County, and a nationally recognized leader in public health, infectious diseases, and epidemiology. His work has spanned a broad range of infectious disease topic areas, including HIV/AIDS, tuberculosis, zoonotic diseases, bioterrorism preparedness, vaccine safety, antimicrobial resistance, and outbreak investigation. In addition to his local health department position, Dr. Duchin is Professor in Medicine at the University of Washington and Adjunct Professor in the university’s School of Public Health and has served in a variety of leadership roles at the national, state, and local level. He is a member of the Forum on Microbial Threats at the National Academy of Medicine and a Fellow of the Infectious Diseases Society of America (IDSA), serving as the immediate past-chair of IDSA’s Public Health Committee, and continues to be a chief IDSA spokesperson for matters related to pandemic influenza, vaccines, and U.S. public health infrastructure.

Mary K. Hayden, MD

Mary K. Hayden, MD

Director, Division of Clinical Microbiology, Rush Medical Laboratories, Rush University Medical Center, Chicago, Illinois

Dr. Hayden is Director of the Division of Clinical Microbiology at Rush Medical Laboratories, Rush University Medical Center. She is a highly regarded expert in infectious diseases and antimicrobial resistance (AR), with research interests in the epidemiology and control of antibiotic-resistant pathogens in healthcare settings. She is also Associate Director of the Division of Infectious Diseases in the Department of Internal Medicine at Rush Medical College and Professor of Medicine (infectious diseases) at Rush. Dr. Hayden serves on the HAI (Healthcare-Associated Infections) Advisory Council of the Illinois Department of Public Health, is a Councilor on the Board of Trustees of The Society for Healthcare Epidemiology of America, is a member of the Infectious Diseases Society of America, and is a member of the Editorial Board of the Journal of Clinical Microbiology.

Timothy F. Jones, MD

Timothy F. Jones, MD

State Epidemiologist, Communicable and Environmental Diseases and Emergency Preparedness, Tennessee Department of Health, Nashville

Dr. Jones is State Epidemiologist and directs the Communicable and Environmental Diseases and Emergency Preparedness section of the Tennessee Department of Health. He is responsible for many programs relevant to infectious disease prevention and control, including emerging infections, hospital infections, immunization, public health preparedness, strategic national stockpile, tuberculosis, disease surveillance, appropriate antibiotic use, and HIV/AIDS and sexually transmitted diseases. He also serves as clinical professor in the Department of Health Policy, Vanderbilt University School of Medicine. As a family physician, Dr. Jones has focused on providing medical care to underserved/impoverished patients. He is a widely recognized expert in foodborne disease epidemiology and serves as an international consultant on the topic for the World Health Organization and as chair of the Council to Improve Foodborne Outbreak Response. In addition, he is vice-president of the Council of State and Territorial Epidemiologists and a member of the editorial board of the journal Foodborne Pathogens and Disease.

Salmaan Keshavjee, MD, PhD

Salmaan Keshavjee, MD, PhD

Associate Professor, Department of Global Health and Social Medicine and Department of Medicine, Harvard Medical School, Boston, Massachusetts

Dr. Keshavjee is an Associate Professor in the Department of Global Health and Social Medicine and Department of Medicine at Harvard Medical School. A globally recognized public health leader, Dr. Keshavjee’s research spans three key areas: 1) multidrug-resistant tuberculosis (MDR-TB) treatment and policy; 2) health-sector reform and access to healthcare and medical technology in transitional societies; and 3) social institutions and public health in the Middle East and Central Asia. Dr. Keshavjee has led the implementation of MDR-TB treatment programs in Russia and Lesotho and has served as Chair of the World Health Organization’s Green Light Committee Initiative. In addition, he is Associate Physician at Brigham and Women’s Hospital and Director of the Harvard Medical School Center for Global Health Delivery—Dubai.

Photo courtesy of Steve Lipofsky

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James W. Le Duc, PhD, MSPH

James W. Le Duc, PhD, MSPH

Director, Galveston National Laboratory, University of Texas Medical Branch, Galveston, Texas

Dr. Le Duc is Director of the Galveston National Laboratory and Professor in the Department of Microbiology and Immunology, University of Texas Medical Branch (UTMB), where he holds the John Sealy Distinguished University Chair in Tropical and Emerging Virology. He is a globally respected authority and leader on emerging infections, with particular focus on vector-borne diseases. He has more than four decades of biodefense and public health experience. Before joining UTMB, he served in infectious disease leadership positions at CDC and the World Health Organization, and as a career officer in the U.S. Army Medical Research and Development Command. Dr. Le Duc is a member of the National Science Advisory Board for Biosecurity, the World Health Organization’s Global Outbreak Alert and Response Network Steering Committee, and the National Academy of Sciences’ Committee on International Security and Arms Control. He is a Fellow of the Infectious Diseases Society of America and a National Associate of the National Research Council of the National Academy of Sciences.

Michael J. Loeffelholz, PhD

Michael J. Loeffelholz, PhD

Senior Director of Medical Affairs, Cepheid, Sunnyvale, California

Dr. Loeffelholz is Senior Director of Medical Affairs at Cepheid. He is also an Adjunct Professor in the Department of Pathology at the University of Texas Medical Branch. He is a highly accomplished expert in microbiology and laboratory research, with specific interests in molecular diagnosis of infectious diseases, quality improvement in laboratory medicine and outcomes-based research, and impact of laboratory testing and practices on patient management and hospitalization costs. Previous professional positions include Director of Clinical Microbiology in the Department of Pathology at the University of Texas Medical Branch; Director, Virology/Serology, ViroMed Laboratories (LabCorp); and Director, Public Health Laboratory, Arkansas Department of Health. Additionally, Dr. Loeffelholz has served on the Board of Directors of the Association of Public Health Laboratories, is secretary/treasurer of the Pan American Society for Clinical Virology, and is an editor of the Journal of Clinical Microbiology.

Ruth Lynfield, MD

Ruth Lynfield, MD

State Epidemiologist and Medical Director, Minnesota Department of Health, St. Paul

Dr. Lynfield, State Epidemiologist and Medical Director at the Minnesota Department of Health, is a highly regarded, nationally recognized public health leader and expert in infectious disease medicine and epidemiology. She leads Minnesota’s component of CDC’s Emerging Infections Program Active Bacterial Core Surveillance System, influenza projects, and healthcare-associated infections projects. She is also Adjunct Professor of medicine at the University of Minnesota. Previously, she attended in Pediatric Infectious Disease at Massachusetts General Hospital, and was Assistant Director of the New England Regional Newborn Screening Program, Massachusetts State Laboratory and Department of Health. Dr. Lynfield has served on many public health and infectious disease committees, including as a current member of the National Vaccine Advisory Committee, member of the Vaccines and Related Biological Products Advisory Committee of FDA, and co-chair of CDC’s Emerging Infections Program Steering Committee. In addition, she is a fellow of the Infectious Diseases Society of America (IDSA); is a member of the Pediatric Infectious Diseases Society; and has served as chair of IDSA’s National and Global Public Health Committee, and Antibiotic Resistance Working Group. Dr. Lynfield is chair of the BSC, OID.

Yvonne A. Maldonado, MD

Yvonne A. Maldonado, MD

Professor, Departments of Pediatrics and Health Research and Policy, and Chief, Division of Infectious Disease, Stanford University School of Medicine, Stanford, California

Dr. Maldonado is Chief of the Division of Infectious Disease and Professor at the Stanford University School of Medicine, with more than 30 years of highly regarded experience in pediatric infectious diseases. Her research interests have focused on epidemiologic aspects of viral vaccine utilization and prevention of perinatal HIV transmission, and she has conducted her research in Zimbabwe and Mexico, as well as in the United States. Her immunization projects have included work toward the global eradication of polio and on better understanding immune response to measles vaccine among young infants. Dr. Maldonado is a Fellow of the American Academy of Pediatrics (AAP), serving as vice-chair of the AAP’s Committee on Infectious Diseases and member of the AAP Global Vaccine Advocacy Committee; member of the executive committee of the Pediatric Infectious Diseases Society; and member of The Society for Healthcare Epidemiology of America. In addition, she has served as a reviewer of several clinical journals, including The Journal of Infectious Diseases, The New England Journal of Medicine, The Pediatric Infectious Disease Journal, and Vaccine.

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Andrew Tobias Pavia, MD

Andrew Tobias Pavia, MD

George and Esther Gross Presidential Professor and Chief, Division of Pediatric Infectious Diseases, University of Utah, Salt Lake City

Dr. Pavia is George and Esther Gross Presidential Professor and Chief of the Division of Pediatric Infectious Diseases at the University of Utah and Hospital Epidemiologist at Primary Children’s Medical Center. He has extensive experience in the prevention and control of infectious diseases, with particular expertise in pediatrics, vaccines, and public health preparedness. His research interests include the epidemiology of influenza and other respiratory infections; vaccine-preventable diseases; diarrheal diseases; and HIV/AIDS, with special interest in the treatment of HIV in women and children and the prevention of mother-to-child transmission of HIV. Dr. Pavia has served on federal and state advisory committees on vaccine policy, biodefense, and pandemic influenza preparedness—including as a past chair of the Vaccine Safety Working Group of the National Vaccine Advisory Committee, current chair of the Pandemic Influenza Task Force of the Infectious Diseases Society of America (IDSA), and Board of Directors liaison to the National and Global Public Policy Committee of IDSA.

Lee W. Riley, MD

Lee W. Riley, MD

Professor and Chair, Division of Infectious Diseases and Vaccinology, University of California, Berkeley

Dr. Riley is Professor and Chair, Division of Infectious Diseases and Vaccinology at the University of California, Berkeley, and directs UC Berkeley’s Global Health Equity Scholars program of the Fogarty International Center. He is an internationally known expert in infectious diseases and public health. His research interests include molecular epidemiology of infectious diseases and bacterial pathogenesis, with particular emphasis on tuberculosis, enteric diseases, and drug-resistant gram-negative bacterial infections, as well as field epidemiology and international health, with a focus on urban informal settlements. He has decades of experience as a researcher in Asia, South America, and Mexico, including current tuberculosis research projects in Brazil. Additionally, he is an elected fellow of the American Association for the Advancement of Science, Infectious Diseases Society of America, and American Academy of Microbiology, and he serves on the editorial board of the journal Pathogens and Disease. Early in his career, Dr. Riley served as an Epidemic Intelligence Service Officer at CDC.

Susan Elaine Sharp, PhD

Susan Sharp, PHD

Scientific Director—USA, Copan Diagnostics, Inc., Murrieta, California

Susan Sharp, Scientific Director—USA for Copan Diagnostics, is a nationally and internationally recognized leader in clinical microbiology. She previously served as Regional Director of Microbiology and Infectious Diseases Laboratories for Kaiser Permanente Northwest, where she oversaw the daily operations of the microbiology laboratory and routinely consulted with clinicians regarding interpretation of complex laboratory data. She also served as an Affiliate Associate Professor in the Department of Pathology, School of Medicine, Oregon Health and Sciences University, and has presented numerous lectures, seminars, and workshops locally, nationally, and internationally. Dr. Sharp is a Diplomate of the American Board of Medical Microbiology (ABMM), chair of the American Society for Microbiology’s (ASM’s) Committee on Laboratory Practices, vice-chair of the ABMM, and a member of the editorial board of the Journal of Clinical Microbiology. In 2012, Dr. Sharp was the recipient of the prestigious Sonnenwirth Award for Leadership in Clinical Microbiology.


Kathryn L. Talkington, MPAff

Kathryn L. Talkington, MPAff

Project Director, Antibiotic Resistance Project, The Pew Charitable Trusts, Washington, DC

Ms. Talkington directs Pew’s work on antibiotics, which seeks to address the growing threat of antibiotic resistance by spurring the innovation of new antibiotics and ensuring the appropriate use of antibiotics in both human healthcare settings and in food animals. Before joining Pew, she managed the immunization and infectious disease programs at the Association of State and Territorial Health Officials, where she developed policies on hospital-acquired infections, antimicrobial resistance, and issues related to immunization. Previously, she led strategic initiatives and programs on a wide range of healthcare issues for numerous nonprofit advocacy organizations and also state and federal policymakers.

Ms. Talkington has a bachelor’s degree from the University of Virginia and a master’s degree in public affairs from the University of Texas at Austin.

Jill Taylor, PhD

Jill Taylor, PhD

Director, Wadsworth Center, New York State Department of Health, Albany, New York

Dr. Taylor is Director of the Wadsworth Center, the state of New York’s public health reference laboratory and a premier institution for basic and directed research. She has extensive experience and expertise in public health and laboratory research, particularly related to the prevention and control of infectious diseases. Additionally, she serves as the Director-of-Record for the Wadsworth Center’s clinical laboratory. Prior to assuming the directorship, Dr. Taylor held various other leadership and research scientist positions at the Center and served as a senior research scientist at Virogenetics Corporation. At Wadsworth, Dr. Taylor has worked closely with national, state, and local organizations on infectious disease prevention and control. Among her professional activities, she has served and held leadership positions on committees of the Association of Public Health Laboratories.


Jonathan Lane Temte, MD, PhD

Jonathan Lane Temte, MD, PhD

Professor, Department of Family Medicine and Community Health, University of Wisconsin School of Medicine and Public Health, Madison

Dr. Temte is Professor in the Department of Family Medicine and Community Health, University of Wisconsin School of Medicine and Public Health. He is board-certified in family medicine and has been involved for more than two decades in the interface between public health and primary care medicine. His research interests include viral disease surveillance in primary care, seasonality and epidemiology of influenza, and attitudes toward immunization. In addition to teaching, Dr. Temte practices primary care medicine for an underserved, highly diverse community at Wingra Family Medical Center. He is the Medical Director for Madison/Dane County Public Health. He also is a past chair of the American Academy of Family Physicians Commission on Science, is current chair of the Wisconsin Council on Immunization Practices, and has served as chair of CDC’s Advisory Committee on Immunization Practices (ACIP).

Judith Nina Wasserheit, MD, MPH

Judith Nina Wasserheit, MD, MPH

William H. Foege Chair, Department of Global Health, and Professor of Global Health & Medicine, Schools of Medicine and Public Health, University of Washington, Seattle

Dr. Wasserheit is William H. Foege Chair of the Department of Global Health, Professor of Global Health and Medicine, and Adjunct Professor of Epidemiology at the University of Washington. In addition, she is Affiliate Investigator at the Fred Hutchinson Cancer Research Center. Dr. Wasserheit has extensive experience in sexually transmitted disease (STD) and HIV research, health policy development, and program implementation in the United States and developing countries. Her work addresses international health priorities and health disparities, and her research interests include the impact of HIV and other STDs on women and adolescents, STD/HIV interactions, HIV vaccine clinical trials, and the impact of climate change on human health. Previous positions include serving as Chief of the newly established Sexually Transmitted Diseases Branch at the National Institutes of Health (NIH), as Director of CDC’s STD prevention division, and as Director of the NIH-funded HIV Vaccine Trials Network. Dr. Wasserheit has served on numerous national and international committees, including her current membership on the NIH Office of AIDS Research Advisory Council. She is a member of the Institute of Medicine of the National Academies; is a Paul G. Rogers Society for Global Health Research Ambassador; and in 2009, was honored as the London School of Hygiene and Tropical Medicine’s Heath Clark Endowed Lecturer. In 2012, she assumed the chair of the Board of Directors of the Consortium of Universities for Global Health.

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