The 2019 International TSC Research Conference: Changing the Course of TSC, co-sponsored with Tuberous Sclerosis Canada Sclérose Tubéreuse (TSCST) and the TSC Alliance of Mexico, was held June 20-22, 2019 in Toronto, Canada. The conference brought together 251 people from 28 countries and featured 34 oral presentations and 62 posters. A full summary of the conference will be featured in the Fall 2019 issue of Perspective magazine. You can subscribe to Perspective here.