 He was press secretary and speechwriter for San Francisco Mayor Frank Jordan during 1992.In 1993, he joined the journalism faculty of the University of Iowa, where he serves as professor and Bessie Dutton Murray Professional Scholar.Bloom has been a visiting scholar at Columbia University's Center for the Study of Society and Medicine and, during the 2011-2012 academic year, he served as the Howard R. Marsh Visiting Professor of Journalism in the Department of Communication Studies at the University of Michigan.