Mark was appointed as Senior Lecturer in Health Geography in 2018, having taken up the post of Lecturer in Health Geography in 2015. During this time he was awarded the Alan Beeston Early Career Researcher of the Year in 2017. Prior to this, he was a Research Associate in Public Health at ScHARR (School of Health and Related Research), University of Sheffield (2013-2015). During this time he was involved in the Yorkshire Health Study, a longitudinal health study with particular focus on body weight and chronic health outcomes. He was also involved in a study funded by Alcohol Research UK which analysed whether the density of different types of outlets selling alcohol were associated with patterns of hospital admissions for alcohol-related harms. Mark completed his PhD in Geography at the University of Sheffield (2010-2013) under the supervision of Daniel Vickers and Danny Dorling. His PhD explored the clustering of mortality patterns for England and Wales through the creation of an area-based classification.