Mr. William A. Ackman is Independent Director at Canadian Pacific Railway Ltd., Chairman at The Howard Hughes Corp., Chief Executive Officer & Portfolio Manager at Pershing Square Capital Management LP, Member of Deans Advisory Board at Harvard University and a Principal at Pershing Square International Ltd.
He is on the Board of Directors at Valeant Pharmaceuticals International, Inc., Canadian Pacific Railway Ltd., Boys & Girls Harbor, Inc., Canadian Pacific Railway Co. and Pershing Square Foundation.
He founded Pershing Square Capital Management in 2003.
Mr. Ackman was previously employed as Non-Executive Director by Justice Holdings Ltd., Independent Director by J. C. Penney Co., Inc., Co-founded by Gotham Partners Management Co. LLC, Chairman by Imperial Parking Corp., Chairman by First Union Real Estate Equity & Mortgage Investments, and a Principal by Gotham Partners LP.
He also served on the board at Zoetis, Inc. and General Growth Properties, Inc.
Mr. Ackman received his undergraduate degree from Harvard College and an MBA from Harvard Business School.