TIFF 2026: Sian Heder makes 'invisible people visible' with film on disability rights ↧ ↧ TIFF 2026: Sian Heder makes 'invisible people visible' with film on... Academy Award winner Sian Heder's feature film "Being Heumann" opened the Toronto festival with a heartfelt tale of how disabled people with an indomitable will, courage ​and commitment accomplished the impossible.