This article is about the Jamaican boy band. For the IB course, see Theory of Knowledge .Founded in the early 1990s, T.O.K. are a dancehall group hailing from Kingston, Jamaica. The group comprises four members: Alistaire "Alex" McCalla, Roshaun "Bay C" Clarke, and Craig "Craigy T" Thompson, who were choir members at Kingston's Campion College, and a younger friend, Xavier "Flexx" Davidson, who attended Calabar High School. Originally they were called "Touch of Klass", but they have devised sev