Simon Shepherd was educated at Edgbaston College, Kenilworth School, the Royal Naval Air Engineering School Lee-on-the-Solent, the Britannia Royal Naval College Dartmouth, the Royal Naval Engineering College Manadon and the University of Plymouth.
He served as a Commissioned Officer in Her Majesty's Navy as a communications specialist where he held a number of appointments ranging from sea-going front line duty in aircraft carriers to "back room" duties in Naval Intelligence. After a career culminating in winning the Bracegirdle Medallion for Outstanding Contributions to Naval Intelligence, he retired in 1987.
He joined British Aerospace plc where he was Senior Systems Engineer in the Special Projects Division in the days when "Black Ops" were still sexy. He was appointed Lecturer in Cryptography and Computer Security in the University of Bradford in 1993 and elevated directly to a Personal Chair in 2001 with the title of Professor of Computational Mathematics. During his 28+ years with the University he held a number of senior management positions including Head of Department of several schools, and also Chair of the University Ethics Committee.
With the ongoing contraction of UK Higher Education, he took early retirement at Christmas 2018 after being offered a generous VR package in order to take up the post of Executive Director of Medical Education at CellSonic International. He was also appointed Honary Professor and Member of the Scientific Research Committee in the PRIMAL Research Group, La Sorbonne Universite, Paris.
Professor Shepherd is a Chartered Engineer, a Chartered Mathematician and was recently one of the first in the UK to be awarded the title of Chartered Scientist in recognition of his contributions across a very wide range of disciplines. He is/was a Member of the London Mathematical Society, a Senior Member of the Institution of Electronic & Electrical Engineers and a Fellow of the Institute of Mathematics. In 2008 he was elected a Fellow of the Royal Society of Medicine.
His interests include early music including singing and playing keyboards (harpsichord, piano and organ) with the North East Early Music Forum and singing with several high profile choirs including the New Chamber Choir, the Epiphany Singers and the Peti Consort. He enjoys fine food and wine and international travel. His hobbies include cooking and mathematical modelling of the financial markets, where he holds an " interesting" portfolio returning around 30% year on year.