Exposure Research
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Research Planning and Coordination Staff
Dr. David Kryak
Director -
National Exposure Research Laboratory
Dr. Jennifer Orme-Zavaleta
Director -
Associate Directors
Dr. Linda Sheldon, Human Health
Dr. Andrew Gillespie, Ecology
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Safety, Health and
Environmental Management StaffTodd Baker
Acting Director -
Office of the Deputy Director
Jewel Morris
Deputy Director -
Program Operations Staff
Van Anderson
Director
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Atmospheric Modeling &
Analysis DivisionDr. S.T. Rao, Director
Tom Pierce, Deputy Director
Applied Modeling Branch
Dr. Kiran Alapty, Chief
Atmospheric Model Development Branch
Dr. Jonathan Pleim, Chief
Atmospheric Exposure Integration Branch
Dr. Valerie Garcia, Chief
Emissions & Model Evaluation Branch
Shawn Roselle, Chief
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Ecosystems Research
DivisionDr. Roy Sidle, Director
Dr. Candida West, Deputy Director
Program Operations Staff
Gerald Brunson, Director
Processes & Modeling Branch
Dr. Jack Jones, Chief
Ecosystems Assessment Branch
Kathleen Sullivan, Chief
Regulatory Support Branch
Dr. John Johnston, Chief
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Microbiological & Chemical Exposure Assessment Research Division
Dr. Jay Garland, Director
Dr. Tom Behymer, Deputy Director
Program Operations Staff
Jim Owens, Chief
Biohazard Assessment Research Branch
Dr. Ann Grimm, Chief
Microbial Exposure Research Branch
Kevin Oshima, Chief
Chemical Exposure Research Branch
Dr. Jeffrey Morgan, Chief
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Human Exposure &
Atmospheric Sciences DivisionDr. Roy Fortmann, Acting Director
Dr. Myriam Medina-Vera,
Acting Deputy DirectorProgram Operations Staff
Rebecca Clausen, Director
Exposure Measurements & Analysis Branch
Donald Whitaker, Acting Chief
Environmental Characterization & Apportionment Branch
Dr. Gary Norris, Chief
Methods Development & Application Branch
Elin Ulrich, Acting Chief
Process Modeling Research Branch
Surender Kaushik, Chief
Exposure Modeling Research Branch
Dr. Andrew Geller, Chief
Exposure & Dose Research Branch
Dr. Cecilia Tan, Acting Chief
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Environmental Sciences
DivisionDr. Randall Gentry, Director
Christopher Sibert, Deputy Director
Program Operations Staff
Maria Gregorio, Director
Landscape Ecology Branch
Ann Pitchford, Acting Chief
Environmental Chemistry Branch
Dr. Brian Schumacher, Chief
Characterization & Monitoring Branch
Dr. John Zimmerman, Acting Chief
Landscape Characterization Branch
Dr. Dorsey Worthy, Chief
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Ecological Exposure
Research DivisionDr. Mark Bagley, Director
Dr. Greg Toth, Assoc. Director
Ecosystems Research Branch
Dr. Joseph Flotemersch, Acting Chief
Molecular Ecology Research Branch
Florence Fulk, Chief
Molecular Indicators Research Branch
Adam Biales, Chief