Roger C. LeggRoger Colby Legg spent 10 years as a design engineer, and then five years as a research engineer with the Hospital Engineering Research Unit, at Glasgow University. Roger lectured at the Institute of Environmental Engineering, South Bank University, ondon, for almost 30 years. He was awarded a PhD from the University of Strathclyde for his work on control dampers. Since his retirement he has spent much of his time working as a volunteer with refugees and asylum seekers in the London Borough of Bromley. Read More Read Less