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the original site of the twin towers now illuminated by two beams of light

World Trade Center Health Program Scientific/Technical Advisory Committee (WTC-STAC)

Committee Members

Occupational Physicians with Experience in Treating WTC Rescue and Recovery Workers:

Steven Markowitz, M.D.
Professor of Environmental Sciences and Director of The Center for The Biology of Natural Systems at Queens College, City University of New York, New York, NY.

William Rom, M.D., M.P.H.
Professor of Medicine and Environmental Medicine, New York University School of Medicine
Director, Division of Pulmonary and Critical Care Medicine, School of Medicine, New York University, New York, NY.

Occupational Physicians:

Robert Harrison, M.D., M.P.H.
Clinical Professor of Medicine, University of California, San Francisco;
Chief, Occupational Health Surveillance and Evaluation Program, California Department of Public Health, San Francisco, CA.

Virginia Weaver, M.D., M.P.H.
Director, Occupational and Environmental Medicine Residency, Bloomberg School of Public Health, Johns Hopkins University, Baltimore, MD.

Physician with Pulmonary Medicine Expertise:

Thomas K. Aldrich, M.D.
Professor of Medicine and Director of The Pulmonary Training Program, Albert Einstein College of Medicine, Yeshiva University, New York, NY.

Representatives of WTC Responders:

Stephen Cassidy
President, Uniformed Firefighters Association of Greater New York, Local 94 I.A.F.F. AFL-CIO, New York, NY.

Valerie Dabas
Human Resources Analyst, Patrolmen’s Benevolent Association of the City of New York, Inc., New York, NY.

Guillermina Mejia, M.P.H
Certified Health Education Specialist, Principal Program Coordinator, Safety and Health Department, American Federation of State, County, and Municipal Employees, District Council 37, New York, NY.

Representative of Certified-Eligible WTC Survivors:

Kimberly Flynn,
Co-Founder, Director, 9/11 Environmental Action, New York, NY.

Catherine McVay Hughes
Vice Chairman, Community Board 1 World Trade Center Redevelopment Committee, Lower Manhattan World Trade Center Redevelopment, New York, NY.

Susan Sidel, J.D.
Resident of New York City and volunteer WTC responder, New York, NY.

Industrial Hygienist:

John Dement, Ph.D.
Professor, Community and Family Medicine, Duke University Medical School, Durham, NC.


Julia Quint, Ph.D.
Research Scientist Supervisor II and Chief, Hazard Evaluation System and Information Service (HESIS), Occupational Health Branch, California Department of Public Health (retired), Oakland, CA.


Elizabeth Ward, Ph.D.
National Vice-President for Intramural Research, American Cancer Society, Atlanta, GA. (Advisory Committee Chair-Person)

Mental Health Professional:

Carol S. North, M.D. M.P.E.
Professor, Department of Psychiatry, University of Texas Southwestern Medical Center, Dallas, TX.

Environmental Health Specialists:

Glenn Talaska, Ph.D., C.I.H.
Professor, Department of Environmental Health, University of Cincinnati, Cincinnati, OH.

Leonardo Trasande, M.D., M.P.P.
Associate Professor in Pediatrics, Environmental Medicine and Health Policy, New York University; Associate Attending in Pediatrics, Bellevue Hospital Center, New York, NY.


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