Barack Obama formally opened his presidential center in Chicago on Thursday, with performances by Stevie Wonder, Bruce Springsteen, Bono, John Legend, Christina Aguilera, Marc Anthony, and Eddie Vedder [The Globe and Mail]. Unverified reports mention a three-hour ceremony that included remarks about Donald Trump and attendance by A-listers and ex-presidents [New York Post]. Analyses from multiple viewpoints address the event's cultural, political, and institutional implications.