Former U.S. President Barack Obama will speak at Colgate University on Sept. 18 during Family Weekend. Obama joins an impressive cohort of Kerschner Family Series Global Leaders who have been welcomed to Colgate to promote engaged citizenship and participation in democracy. “President Obama is one of the most consequential public leaders of our time. We are honored to welcome him to Colgate,” Casey said. The program begins at 6:30 p.m. Additional information on tickets will be available in the coming weeks at colgate.edu/familyweekend.