Ian Ashdown – Senior Scientist, P. Eng (Ret.), FIES

Co-Owner of Suntracker Technologies Ltd.

He holds a Bachelor’s degree (1973) in Electrical Engineering and a Master’s degree (2001) in computer Science, and he is the author ofRadiosity: A Programmer’s Perspective (Wiley 1994). The software presented in this book has been under continual development since its publication, and is licensed to Lighting Analysts (Littleton, CO) for their AGi32 and ElumTools architectural and roadway lighting design software, and to Glamox AS (Molde, Norway) for their OptiWin 3D Pro architectural and marine lighting design software.

He is a member of the American Society of Biological and Agricultural Engineers (ASABE), where he has served on three technical committees developing plant radiation metrics and horticultural luminaire testing and performance, and he is a member of the International Society for Horticultural Science (ISHS). His current research and development interests involve all aspects of horticultural lighting design.
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