Ka cika wannan magana: An haifi Thom a ranar 13 ga Yuni, 1986, a Burnaby, British Columbia, da ciwon kashin baya da kuma hydrocephalus da ke sa ruwa ya taru a cikin kwakwalwa. A sakamakon haka, ya yi tiyata sau hudu a cikin kwanaki 10 na farko na rayuwarsa kuma kodayake ya koyi tafiya ta hanyar shekaru biyu, ci gaban girma yana nufin yana buƙatar ƙarin tiyata don ƙwayar kashin baya. Thom da iyalinsa sun koma Mississauga lokacin da yake dan shekara hudu kuma ya fara tseren keken hannu a lokacin da yake dan shekara 10 bayan da aka yi wahayi zuwa gare shi ta hanyar 1500m a lokacin
Wasannin Paralympic na bazara na shekara ta 1996. Mahaifinsa, Ken, ya horar da shi har zuwa mutuwarsa a 2017 sakamakon hatsarin nutsewa.