Tuesday, Oct. 2, 2012 11:30 am

David PerlmutterGRINNELL, IA—Journalist and professor David D. Perlmutter will give a talk on “How and Why Online Social Media Changed Everything: The Lessons of Political Blogs” on Mon., April 26 at 4:15 p.m. in Room 101 of the Joe Rosenfield ’25 Center on the Grinnell College campus.

Perlmutter is director of the School of Journalism and Mass Communication at the University of Iowa as well as a professor and Starch faculty fellow. A documentary photographer, he is the author or editor of many books on political communication and persuasion, including his most recent work “Blogwars: The New Political Battleground.” He is a well-known commentator who has been interviewed by the New York Times, CNN, ABC, and The Daily Show.

The Joe Rosenfield Center is located at 1115 8th Ave. on the Grinnell College campus.