171025-N-UJ980-031 SAN DIEGO (Oct. 25, 2017) During a visit to Naval Health Research Center (NHRC), Sean Biggerstaff, acting director for research and development at the Defense Health Agency (DHA), meets with the command’s researchers to share insights about DHA research and development activities. Biggerstaff is responsible for prioritizing and integrating DHA medical research, development, and acquisition programs across the Military Health System. His directorate also fosters strategic partnerships, transitions and medical discoveries to deployable products to enhance the readiness and resilience of the military community. (U.S. Navy photo by Regena Kowitz/Released)