Arati Prabhakar

Arati Prabhakar
Official portrait, 2024
12th Director of the Office of Science and Technology Policy
In office
October 3, 2022  January 20, 2025
PresidentJoe Biden
Preceded byAlondra Nelson (acting)
Succeeded byMichael Kratsios
22nd Science Advisor to the President
In office
October 3, 2022  January 20, 2025
PresidentJoe Biden
Preceded byFrancis Collins (acting)
Succeeded byMichael Kratsios
20th Director of the Defense Advanced Research Projects Agency
In office
July 30, 2012  January 20, 2017
PresidentBarack Obama
Preceded byRegina E. Dugan
Succeeded bySteven Walker
10th Director of the National Institute of Standards and Technology
In office
1993–1997
PresidentBill Clinton
Preceded byJohn Lyons
Succeeded byRaymond Kammer
Personal details
Born (1959-02-02) February 2, 1959
New Delhi, India
CitizenshipIndia (1959–67)
United States (1967–present)
Political partyDemocratic
Children2
EducationTexas Tech University (BS)
California Institute of Technology (MS, PhD)
Scientific career
FieldsApplied physics
InstitutionsNational Institute of Standards and Technology
U.S. Venture Partners
Defense Advanced Research Projects Agency
ThesisInvestigation of Deep Level Defects in Semiconductor Material Systems (1985)
Doctoral advisorThomas McGill

Arati Prabhakar (born February 2, 1959) is an American engineer and public official. From October 3, 2022 to January 20, 2025, she served as the 12th director of the White House Office of Science and Technology Policy and the Science Advisor to the President.

From 1993 to 1997, Prabhakar served as the 10th Director of the National Institute of Standards and Technology (NIST), the first woman to hold the position. Prabhakar served as 20th Director of DARPA (United States Defense Advanced Research Projects Agency) from 2012 to 2017. In 2019, she founded and became CEO of Actuate, a data-focused nonprofit organization.