Slow Vaccine Campaign Remains a âPuzzleâ to Ex-Warp Speed Chief Jan 24 2021, 10:52 AM January 23 2021, 7:30 PM January 24 2021, 10:52 AM (Bloomberg) -- (Bloomberg) -- Moncef Slaoui was tapped by the Trump administration in May to lead a Manhattan Project-style effort to drastically cut the time needed to develop a coronavirus vaccine and produce hundreds of millions of doses for the American people. The renowned immunologist and former head of GlaxoSmithKline Plcâs vaccines division is a bit a celebrity in the pharmaceutical world. He took on the role of chief scientific adviser to Operation Warp Speed with two conditions: "Full empowerment, and no interference."