Gnomon WorkShop - Lighting and Rendering Series | 1.3GBJeff Patton | English | RS | HF | ULDJeff is a self-taught freelance digital artist and has been freelancing for the past six years. In that time he has worked on many projects, a lot of which have been mechanical illustrations for companies like Johnson Controls, Trane, Carrier, and Honeywell. More recently he has spent some time teaching on-site mental ray classes, which he enjoys as it has allowed him to travel around the country and meet a lot of really great people.