Mortimer J. "Tim" Buckley is president and director of Vanguard. Mr. Buckley joined Vanguard in 1991 and has held a number of senior leadership positions over his 26-year tenure, including chief investment officer (2013–2017), head of the Retail Investor Group, and chief information officer. Mr. Buckley also served as chairman of the board of the Children's Hospital of Philadelphia from 2011 to 2017. Mr. Buckley earned an A.B. in economics and an M.B.A. at Harvard.