John Osmond worked as a journalist at The Yorkshire Evening Post, The Western Mail and HTV Wales. He was the originator and producer of the television series The Divided Kingdom, broadcast by Channel 4 in 1988. Publications include the book of that series, Creative Conflict (Routledge and Kegan Paul) and The Centralist Enemy (Christopher Davies). He was the founding Director of the Institute of Welsh Affairs, a policy think tank which has focused much of its work around the policies and development of the National Assembly. He is a member of the boards of the Pembrokeshire Darwin Centre for Biology and Medicine, the Academic Literature Promotion Agency for Wales, and Cynnal Cymru - the Sustainable Development Forum for Wales.