Professor Marina has taught at FAU since it opened in 1964. While his doctorate is in American Studies, he teaches courses in a variety of areas on the Davie campus. An NDEA fellow, his research and travel awards include a Summer Fulbright to Korea, Taiwan and Japan to study economic development as well as lecturing for the USIA in the Philippines, Visiting Professor in the Honors Program at Northern Arizona University and Lecturer at Francisco Marroquin University in Guatemala. He is a former Liberty Fund Senior Research Scholar and was also on leave as a Senior Economist with the Joint Economic Committee of the US Congress.

He has served as a contributing editor at Reason magazine, on the board of the Reason Foundation, on the board of the Florida Endowment for the Humanities, the board of the Florida Historical Society, on the editorial board of The Journal of Libertarian Studies, as an educational consultant to Office of Economic Opportunity programs in Tennessee, Georgia and Texas and as a business consultant for several major business corporations.

Dr. Marina's publications include: American Statesman on Slavery and the Negro (Co-author); News of the Nation, 2nd ed. (Associate Editor); and A History of Florida, 3rd edition, (Co-author) and Rendezvous with Greatness: A 75th Anniversary History of the University of Miami, 1926-2001, (Co-author) Among other projects, he is currently at work on a history of FAU, Where Tomorrow Began, which he anticipates completing just before his retirement in the Summer of 2003.