Dave Gallagher will become the new director of NASA's Jet Propulsion Laboratory (JPL) on June 1, succeeding Laurie Leshin.Laurie Leshin, who has led JPL since early 2022 and overseen various NASA missions, is stepping down for personal reasons.Caltech has selected David Gallagher, currently the Lab's associate director for Strategic Integration, to lead JPL.Gallagher, with 36 years of experience at JPL, looks forward to continuing JPL's legacy and advancing America's space agenda.