Stephen Leacock Collegiate Institute (SLCI, Stephen Leacock, or Leacock) and John Buchan Senior Public School (JBSPS, John Buchan or Buchan) are two public middle and secondary schools in Scarborough, Ontario, Canada owned and operated by the Toronto District School Board that were originally part of the Scarborough Board of Education. Serving the Tam O'Shanter – Sullivan community, the school offers business, math and technology courses. Leacock's motto is Tuum Est, Latin for "It is Up to You".