On a warm August evening in 2005, the sun was setting over Forest Park. The breeze carried the scent of blooming flowers, and the usual birdsong filled the air until it was interrupted by an unexpected sound — a hoot. Mark Glenshaw, a former faculty member of WashU’s Brown School and writer for Student Life during his time as a WashU student, who was taking an evening stroll, paused. He had no idea that moment would change his life forever.