EAST LANSING - The Intercollegiate Studies Institute and Toward A Fair Michigan are sponsoring a discussion on the topic \"Should a Free Society Allow Affirmative Action Preferences in Higher Education?\" The event will be held at 6:30 p.m. Monday at the Hannah Community Center , 819 Abbott Road and is free and open to the public. The experts who will participate are William Allen of Michigan State University and Robert Sedler of Wayne State University, who will argue in the negative, and Daniel Barnhizer of MSU and Thomas Weisskopf of the University of Michigan, who will argue in the affirmative.