Emeritus Professor Hywel Wyn Owen is an acknowledged authority on place-names in Wales, and was formerly director of the Place-Name Research Centre at Bangor University. He is a founder member of the Welsh Place-Name Society, Honorary Vice-President of the English Place-Name Society, and former president of the Society for Name Studies in Britain and Ireland. Ken Lloyd Gruffydd was one of the most highly regarded figures in local history in Flintshire and in Wales. A former deputy headteacher, he was a regular contributor to learned publications, and editor of several local history journals.