Three Cameron University students have been selected to speak on behalf of the university’s student body during Convocation 2015, a celebration of academic excellence. Nicholas Brush, Laura Espinosa and Johnna Newby will share personal stories of accomplishment and inspiration during the annual event. Convocation, a Cameron tradition highlighted by musical performances and colorful pageantry, will take place at 10 a.m., Friday, September 18, in Aggie Gym and is open to the public.