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
Shortages in Venezuela avoids or rebukes issues brought to him by Venezuelans regarding their diets. Many Venezuelans have criticized his response to the nation's hunger on state television. During one state address in early 2017, President Maduro joked about how one member of his staff had begun looking skinny, with the member saying "I’ve lost about 44 pounds since December" due to the "Maduro diet". Maduro replied, saying the "Maduro diet" worked as an aphrodisiac. Medical shortages in the country hampered the medical treatment of Venezuelans. Shortages of antiretroviral medicines to treat HIV/AIDS affected about 50,000 Venezuelans, potentially causing thousands them with HIV