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DHAP's Senior Staff

Office of the Director

Behavioral and Social Science

Prevention Programs

Surveillance, Epidemiology, and Laboratory Science

Office of the Director

Eugene McCray
Title: Director
Began work in DHAP: 2014
Education: MD, North Carolina Memorial Hospital, University of North Carolina-Chapel Hill
Role: Guides the Division in providing national leadership and support for HIV epidemiologic research and surveillance of the behaviors and determinants of HIV transmission and disease progression, and for prevention research and the development, implementation, and evaluation of evidence-based HIV prevention programs that serve people affected by or at risk for HIV infection.

Theresa Larkin
Title: Deputy Director for Public Health Operations
Began work in DHAP: 2009
Education: MBA, Boston University
Role: Ensures all public health operations activities related to intramural and extramural projects and activities of the Division are accomplished.

Gail Scogin
Title: Associate Director of Data Management
Began work in DHAP: 2011
Education: MS, Columbus State Univ., BISyE, Georgia Institute of Technology
Role: Principal public health informatics and business advisor to the DHAP Director, Deputy Directors, and other senior DHAP staff on the development, support, application, standardization, and integration of public health information and surveillance systems and on the application of information technology to public health programs within the division.

Donna Hubbard McCree
Title: Associate Director for Health Equity
Began work in DHAP: 2005
Education: PhD, MPH, The Johns Hopkins University School of Hygiene and Public Health
Role: Coordinates and monitor the Division’s activities related to reducing health inequities among populations most disproportionately affected by HIV and AIDS, including, but not limited to, African Americans, Latinos, gay and bisexual men, transgender people, and injection drug users.

Chris Cagle
Title: Associate Director for Policy, Planning, and Communication
Began work in DHAP: 2002
Education: PhD, MPA, Georgia State University
Role: Provides internal policy and planning guidance and support; identifies and promotes potential legislation, policies, and plans supportive of HIV prevention programs and practices; and publishes guidelines and recommendations to support evidence-based programs, practices, and services.

Linda Valleroy
Title: Associate Director for Science
Began work in DHAP: 1991
Education: PhD, MS, University of Pennsylvania
Role: Promotes excellence in science by ensuring the scientific accuracy of major written communications concerning the Division’s work.

Sherry (Michele) Owen, PhD
Title: Senior Advisor, Laboratory Diagnostics (Acting)
Began work in DHAP: In HIV Laboratory (Lab Investigations Branch) in 1989
Education: BS, MS Biology/Microbiology, GA State University; Ph.D, Molecular Biology/Biochemistry, GA Tech.
Role: Advises the Office of the Director on HIV testing technology and testing practices and provide HIV testing technical guidance for DHAP research projects, partners and grantees.

Wendy Lyon
Title: Senior Advisor, Prevention Through Health Care
Began work in DHAP: 1995
Education: BSPH, University of North Carolina at Chapel Hill
Role: Advises the Office of the Director on health care reform and prevention through health care.

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Behaivoral and Social Science

David Purcell
Title: Deputy Director for Behavioral and Social Science
Began work in DHAP: 1996
Education: JD, University of Michigan Law School; PhD, Emory University
Role: Guides the work of the Prevention Research Branch, the Program Evaluation Branch, the Prevention Communication Branch, and the Quantitative Sciences and Data Management Branch.

Jessica Lacy, Acting
Title: Branch Chief, Prevention Communication Branch
Began work in DHAP: 2013
Education: BA, University of Georgia
Role: Leads the branch in implementing effective HIV/AIDS communication programs and approaches for public health constituents, opinion leaders, stakeholders, persons at risk for and living with HIV/AIDS and the general public.

Linda Koenig
Title: Branch Chief, Prevention Research Branch
Began work in DHAP: 1997
Education: PhD, MS, Northwestern University
Role: Leads the branch in conducting behavioral and operational research to develop, test, synthesize, and package sustainable interventions to prevent HIV transmission.

Lisa Belcher
Title: Branch Chief, Program Evaluation Branch
Began work in DHAP: 2008
Education: PhD, Georgia State University
Role: Leads the branch in supporting the National HIV/AIDS Strategy and the DHAP Strategic Plan by providing program monitoring and evaluation for all CDC-funded HIV prevention programs conducted by health departments and community-based organizations.

Timothy Green
Title: Branch Chief, Quantitative Sciences and Data Management Branch
Began work in DHAP: 2003
Education: PhD, Stanford University; MA, Johns Hopkins University
Role: Leads the branch in providing expertise and technical collaboration for the application of statistics, economics, operations research, geography, other quantitative sciences, and data management to prevent HIV infection and reduce the incidence of HIV-related illness and death.

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Prevention Programs

Janet C. Cleveland
Title: Deputy Director for Prevention Programs
Began work in DHAP: 1994
Education: MS, University of Southern Mississippi
Role: Guides the work of the Prevention Programs Branch and the Capacity Building Branch.

A.D McNaghten
Title: Branch Chief, Capacity Building Branch
Education: PhD, MHSA, Ohio University
Role: Leads the branch in developing and providing capacity building, training, technical assistance and resources to the HIV prevention workforce to support the implementation of science- and evidence-based initiatives and strategies to prevent the transmission of HIV and reduce HIV-related health disparities, illness and death.

Patricia Abshier
Title: Branch Chief for Prevention Program Branch
Role: Guides the work of the Prevention Programs Branch

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Surveillance, Epidemiology and Laboratory Science

Norma Harris
Title: Deputy Director for Surveillance, Epidemiology, and Laboratory Science (Acting)
Began work in DHAP: 1999
Education: MSPH and PhD in Epidemiology
Role: Guides the work of the HIV Incidence and Case Surveillance Branch, Behavioral and Clinical Surveillance Branch, Epidemiology Branch, and Laboratory Branch.

Joseph (Buzz) Prejean
Title: Branch Chief, Behavioral and Clinical Surveillance Branch
Began work in DHAP: 2002
Education: PhD, Louisiana State University
Role: Leads the branch in guiding HIV prevention and care by identifying, monitoring, and reporting the drivers of the HIV epidemic.

Taraz Samandari
Title: Branch Chief, Epidemiology Branch
Began work in DHAP: 2011
Education: MD, PhD, University of Colorado
Role: Leads the branch in conducting biomedical and behavioral epidemiologic research to reduce HIV infection and disease progression.

Irene Hall
Title: Deputy Director for Surveillance, Epidemiology, and Laboratory Science (Acting)
Began work in DHAP: 2002
Education: PhD, MPH, Yale University
Role: Guides the work of the HIV Incidence and Case Surveillance Branch, Behavioral and Clinical Surveillance Branch, Epidemiology Branch, and Laboratory Branch.

Walid Heneine
Title: Branch Chief, Laboratory Branch
Began work in DHAP: 2004
Education: PhD Microbiology, American University of Beirut, Lebanon
Role: Leads the branch in supporting DHAP’s goals in HIV prevention as they pertain to diagnosis and incidence, viral transmission, drug resistance, animal models of microbicides and chemoprophylaxis, and emerging retroviruses.

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