Mary Ann B. (Sally) Wirts is a managing partner and chief administrative officer of Glenmede Investment Management LP (GIM). In addition, she is a first vice president and managing director of fixed income for The Glenmede Trust Company, N.A. (GTC), GIM's parent company.

Mrs. Wirts directs the analysts, traders and portfolio managers who oversee the fixed income portion of client portfolios, as well as the Glenmede Fund Core Fixed Income, Municipal and Cash portfolios. In addition, she is the President of The Glenmede Fund, Inc. and The Glenmede Portfolios, and she serves on GTC's Investment Policy Committee.

Mrs. Wirts has been employed at GTC for over twenty years in a variety of positions of increasing responsibility.

Educated at Vassar College, Mrs. Wirts serves on the board and is Vice President of the Woodmere Art Museum, a Trustee of the Morris Animal Refuge, board member and officer of the Acorn Club and the N.S.C.D.A. Commonwealth of Pennsylvania.