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Director: Stephen C. Redd, MD, RADM

Dr. Stephen Redd

RADM Stephen C. Redd, MD, is Director of the Office of Public Health Preparedness and Response (OPHPR) and head of the proposed Office for Service and Implementation Science (OSIS) at the Centers for Disease Prevention and Control (CDC). Dr. Redd oversees CDC’s public health preparedness and response activities, including state and local readiness, the regulation of select agents and toxins, emergency operations, and managing the nation’s stockpile of emergency medical countermeasures.


PHPR Organization

PHPR Leadership Team

Office of the Director

  • Deputy Director: Bob Ruiz, MPA
    • Associate Director of Communications: John P. Anderton, PhD, MPA
    • Associate Director of Policy, Planning, and Evaluation: Kathryn Gallagher, BS
    • Associate Director of Information Resources: Dan Tuten, AS, BS, MS
    • Associate Director of Management Resources: Arnetra Herbert, BS, MS
    • Workforce Relations Officer: Marvin Bryan Weekley
  • Deputy Director and Chief Medical Officer: Daniel Sosin, MD, MPH, FACP
    • Associate Director of Science and Public Health Practice: Sam Groseclose, DVM, MPH, DACVPM
    • Senior Advisor for Laboratory Preparedness: Joanne Andreadis, PhD
    • Senior Advisor for Medical Care and Countermeasures: Joanna Prasher, PhD
  • Liaison for Department of Defense: CDR Eric Deussing, MD, MPH
  • Director of U.S. National Authority for Containment of Poliovirus: Lia Haynes Smith, PhD

Division of Emergency Operations

  • Director: Jeff Bryant, MS, MSS
    • Emergency and Risk Communications Branch
    • Logistics Support Branch
    • Operations Branch
    • Plans, Training, Exercise and Evaluation Branch

Division of Select Agents and Toxins

  • Director: Samuel Edwin, PhD
    • Operations Branch
    • Program Services Branch
    • Program Management and Operations Branch

Division of Sate and Local Readiness

  • Director: Chris Kosmos, BSN
    • Program Services Branch
    • Applied Science and Evaluation Branch
    • Field Services Branch
    • Capacity Building Branch

Division of Strategic National Stockpile

  • Director: Greg Burel, BBA
    • Logistics Branch
    • Planning and Analysis Branch
    • Response Branch