
Caption
Defense Secretary Pete Hegseth speaks during a news conference at the Pentagon on June 22, 2025. (Andrew Harnik via Getty Images)
Visiting Fellow, Perry World House
Melissa Flagg is a visiting fellow at the Perry World House, a fellow at the Acquisition Innovation Research Center, and an advisor to the Andrew W. M
Melissa Flagg is a visiting fellow at the Perry World House, a fellow at the Acquisition Innovation Research Center, and an advisor to the Andrew W. Marshall Foundation. She is also a former Deputy Assistant Secretary of Defense for Research with over fifteen years in defense research and engineering.