Mark is the Director of the Bermuda Weather Service, a section of the Bermuda Airport Authority. He is a Chartered Meteorologist, with 20 years of experience with atmospheric sciences. His research into Atlantic hurricanes and subtropical storms led him to obtain a PhD in Meteorology from Penn State University, following a Master’s degree from the University of East Anglia. Mark has experience as an operational forecaster with training from the UK Met Office and the US National Hurricane Center. He serves on intergovernmental committees focusing on warning and mitigation of natural hazards, and has also worked as a reinsurance analyst and catastrophe risk modeler.

Mark, a Bermudian, has a long history with BIOS, having been a Bermuda Program intern in the mid-1990s and a previous adjunct faculty member. More recently, he was the Program Manager of the Risk Prediction Initiative (RPI) at BIOS from 2013 to 2020, with responsibilities for supervision of all RPI activities. Mark was also the Director of Corporate and Community Relations, overseeing local stakeholder engagements with BIOS.

Mark's current research and education interests include variability of Atlantic hurricane risk, Bermuda's weather & climate, and local disaster risk reduction.