Peter Kedwell worked at TCS from 1975 to 2010 as a Modern Languages teacher. He served as the Head of the Modern Languages department, a member of the Guidance department and the Brent House Housemaster from 1981 to 1982. He received his B.A. from Huron University College and his B.Ed. from the University of Western Ontario. Upon his retirement he was awarded the Toronto Branch Medal and in 2012 received the Queen's Diamond Jubilee Medal. in 2017 he became a TCS trustee.