Having trained as a certified gamekeeper in Denmark, Leif emigrated to Cowal in 1986 to work for the Economic Forestry Group (who merged with Tilhill Forestry Ltd in 1992). He holds professional memberships in the British Association for Shooting and Conservation, Scottish Gamekeepers Association, British Deer Society & Danmarks Jaegerforbund (Hunters Association). Leif's role includes deer management and control on Tilhill Forestry managed properties north of the Scottish Central Belt, organising and supervising stalking licenses. His professional knowledge ensures that all stalking operations are carried out in accordance with the law, SNH/DCS Best Practice and Health and Safety guidelines. Leif's hobbies complement his work, he enjoys shooting, fishing, travelling and photography, often combining all four. Some countries he has visited to date are; Sweden, Norway, Finland, Germany, Austria, Poland, New Zealand, Australia, the USA, Spain and Siberia. While there he studied the management of species as diverse as woodland grouse, beavers, deer, chamois, tahr, wildboar and bear.