Professor Leslie Mitchell studied Interior Architecure at Liverpool School of Art and has worked in aircraft, retail, restaurant, leisure, theatre and museum environments, as well as the Head of Design and Visual Arts at the Edinburgh College of Art.

Recent professional activities include designs for museum display and design standards for signature artefact and equipment/exterior furniture for the Forestry Comission in Scotland.

Other professional deign activities of Professor Leslie Mitchell have included National Theatre Museum, Covent Garden, Glasgow and Gateshead National Garden Festivals, Royal & Ancient Gold Club and National Museum of Golf, Millennium Cycleway signage amd furniture for the Kingdom of Fife. He has contributed to various publications on Art & Design education, inlcuding contributing case studied to the Scottish Consultative Committee on the Curriculum.