Dr Tim Mackrill is a nature conservationist working with the Roy Dennis Wildlife Foundation on various species recovery projects, including the reintroduction of Ospreys and White-tailed Eagles in England. He completed a PhD on Osprey migration at the University of Leicester and managed the Rutland Osprey Project for more than ten years. He is also the founder of the Osprey Leadership Foundation, a charity that works with young people in different countries on the Osprey's migratory flyway to inspire and enable the next generation of conservation leaders. Tim is also the author of The Rutland Water Ospreys and RSPB Spotlight Ospreys.