Before Harvard, he was a Research Associate at the Institute for Defense Analyses in Alexandria, Virginia from 1983 to 1985, conducting national security studies for the Joint Chiefs of Staff and the Office of the Secretary of Defense. In addition to a lifelong interest in public policy and conservation, Matt is an avid outdoorsman, endurance athlete, art collector and land steward on his ranch in the Mayacama Mountains. Matt, his wife, Amy, and their four children live in San Francisco. Matt currently serves as Chairman of the Investment Committee, and Trustee, of the San Francisco Jewish Community Federation; Chairman of the Investment Committee, and Trustee, of the Contemporary Jewish Museum; and Trustee of the Shalom Hartman Institute; and he is a member of the California Advisory Board of The Trust for Public Land and the Investment Committee for the Shimon ben Joseph Foundation.
During his 14 years (2003-2016) at Osterweis Capital Management Matt served in a number of capacities, starting as an investment analyst and ending up as a lead Portfolio Manager, President and CEO. Prior to joining Osterweis in early 2003, he was a Managing Director at Morgan Stanley in the Equity Research Division. He served as the Senior Analyst covering the North American Paper and Forest Products industries and as Team Leader of both the Global Forest Products Research Team and the North American Basic Materials Team at Morgan Stanley. He joined Morgan Stanley in 1994 as a Principal and he was elected Managing Director in 1998. Prior to Morgan Stanley, he worked from 1987 to early 1994 in research at Donaldson, Lufkin and Jenrette, where he was a Vice President.