He was a prominent member of the Royal Australian Chemical Institute, helping it to get a Royal Charter in 1931. Callister died at his home in Wellington Street, Kew, Melbourne in 1949, following a heart attack and is buried at Box Hill Cemetery. He had a history of heart attacks, with his first occurring in late 1939. His estate was valued for probate at £45,917. Legacy A biography of Callister, The Man Who Invented Vegemite, written by his grandson Jamie Callister, was published in 2012. Callister is the great uncle to Kent Callister, a professional snowboarder who has competed at the Winter Olympics for Australia. References 1893 births 1949 deaths Australian chemists 20th-century Australian inventors University of Melbourne alumni Federation University Australia alumni Burials at Box Hill Cemetery Food chemists People from Victoria (Australia) 20th-century Australian scientists