Former Detroit Lion Wally Triplett will be a featured guest during the reception for the opening of "Double Coverage: An Exhibit of Detroit Lions History through Photographs," 5 p.m., Jan. 26, at the Walter P. Reuther Library. Lions mascot "Roary" will also be on hand during the reception. Contact information is provided. Center for Peace and Conflict Studies to host immigration symposium Wayne State 's Center for Peace and Conflict Studies, together with the university's Society of Active Retirees (SOAR) and the Free University of Brussels, will host a symposium on the topic of immigration and ethnic relations in European and North American cities, Jan. 26-27, in the Community Room of the David Adamany Undergraduate Library. Professor Fred Pearson , director of the center, is quoted in the piece.