KPMG legal chief and former Washington, D.C., insider Tonya Robinson will join investment management giant Vanguard Group in October as general counsel and managing director of its legal division.

Robinson succeeds Anne Robinson, who left the Malvern, Pennsylvania-based mutual fund giant last month to become legal chief of IBM. She, in turn, succeeded Michelle Brody, who retired after a decade as the Armonk, New York-based company's legal boss.