Michael is a painter, draughtsman and teacher, born in St Neots, Cambridgeshire. He studied at Leicester Polytechnic, Trent Polytechnic, Nottingham and Birmingham Polytechnic, then worked in a timber yard in St Neots.
During the 1980s Murfin participated in Artist in School schemes in Cambridgeshire and nearby counties, in 1983 gaining a major award from Eastern Arts Association. In 1990 he was visiting lecturer at University of Guelph, Ontario, Canada, and artist-in-resident at Oundle School.
Michael has also shown his work more locally in St Neots, Huntingdon, Peterborough and in one of his favourite exhibition spaces — The Yarrow Gallery at Oundle School in Northamptonshire (where he has been Artist in Residence on three occasions). More recently he has been supported by Woodbine Contemporary Arts in Spalding and Uppingham.