Doris Rubenstein is the founder and Principal Consultant with PDP Services, a philanthropy advising and management firm in Minneapolis, Minnesota. Working as a fundraiser for more than twenty-five years, she gained experience in the philanthropic methods of such highly visible companies as IBM, ExxonMobil, 3M, and General Mills. A frequent speaker on the topic of corporate citizenship, Rubenstein teaches at Hamline University (St. Paul, Minnesota), as well as offers professional courses at Prosources. Her articles have appeared in the Journal of Financial Planning, The Business Journal, Minnesota Business Magazine, Star Tribune, Trusts and Estates Magazine, Ventures, Law & Politics, and others.