Mensan Erwin Brecher, PhD, was educated in Vienna, Czechoslovakia and London, where he studied physics, economics and engineering. He entered business after World War Two and became a Name at Lloyds of London in 1974. He has since written many books on non-fiction subjects, most of them puzzle books of high quality and wide variety. He received the Order of Merit in gold from the city of Vienna in recognition of his literary achievements. Mensan Mike Gerrard won the London Evening Standard newspaper's 'Brain of London' competition in 1980. He studied physics and education and has taught science in many schools. Mike received an MSc and went on to write for the Schools Council, an advisory body in the UK, as well as authoring several books.