Duncan MacMillan

Duncan MacMillan is an American mathematician, philanthropist, and businessman known for being one of the four founders of Bloomberg L.P.

Early life and education MacMillan served four years in the United States Marine Corps after which he went to college. In 1966, MacMillan earned a Bachelor of Science degree in Mathematics from Rutgers University. In 1967, he began his career working at Bankers Trust.

Career MacMillan worked at the investment bank Salomon Brothers with Michael Bloomberg, Thomas Secunda and Charles Zegar.

Philanthropy MacMillan is a Member of the Dean's Advisory Committee; he is a member of the Foundation of The Medical Center at Princeton. He has endowed a Professorship of Genetics at Rutgers University and a Professorship in Theoretical Computer Science at The Institute for Advanced Study.

Personal life MacMillan is married to Nancy MacMillan whom he met while working at Bankers Trust. Nancy has a B.A. in economics and mathematics from Connecticut College, a M.A. in economics from Hunter College, and a Master of Business Administration in finance from Rider University. They have two children: Kevin and Alissa.