John Priestland is a physicist and management consultant. He began his career as a fast-stream civil servant, including two years at the UK Cabinet Office, before moving into senior roles in engineering consultancy. A Fellow of both the Institute of Physics and the Institution of Civil Engineers, he now works extensively with construction-technology start-ups. In 2023, John founded the Unhidden Foundation ("uNHIdden") to promote better care for people affected by Unidentified Anomalous Phenomena (UAP), with a particular focus on mental and physical health.