Presentation at York University for the Change Your World event Workshop at York University for the Change Your World event Workshop at York University for the Change Your World event Thursday, October 11, 2018 York University Event: Change Your World Gr 9-12 students in the assembly Town population: 141,430 Barrie, ON 62nd school, Tour 2 Address: 421 Grove St E, Barrie, ON L4M 5S1