Cyril P. Callister Cyril P. Callister Cyril Percy Callister (16 February 1893 – 5 October 1949) was an Australian chemist and food technologist who developed the Vegemite yeast spread. The son of a teacher and postmaster, and one of seven children, he attended the Ballarat School of Mines and later won a scholarship to the University of Melbourne. He gained a Bachelor of Science degree in 1914 and a Master of Science degree in 1917. In early 1915, Callister was employed by food manufacturer Lewis & Whitty, but later that year he enlisted in the Australian Imperial Force. After 53 days, however, he
What Did I Do to You? What Did I Do to You? "What Did I Do to You?" is a song recorded by British singer Lisa Stansfield for her 1989 album, "Affection". It was written by Stansfield, Ian Devaney and Andy Morris, and produced by Devaney and Morris. The song received positive reviews from music critics. "What Did I Do to You?" was released as the fourth European single on 30 April 1990. It included three previously unreleased songs written by Stansfield, Devaney and Morris: "My Apple Heart," "Lay Me Down" and "Something's Happenin'." "What Did I Do to You?" was remixed by Mark Saunders and