Seb Lee-Delisle has been a multimedia programmer for over 15 years and is the technical director at Plug-in Media. He combines his eye for design and animation with his understanding of math and physics to give his work an extra flare. During the last five years, he has specialized in game development, particularly on complex, high-profile projects and high-traffic sites. Notable clients include the BBC, Sony, Philips, Unilever, and Barclays. Seb's games have pushed the boundaries of 3-D and physics simulations in Flash, and he has developed a reusable Flash 3-D engine that handles light sourcing, texture mapping, and video integration. He is regularly invited to speak about his work with various organizations, including Flash on the Beach, Sussex University, and Flash Coders New York. He is a founder of Flash Brighton, a Flash platform user group, and his popular blog can be found at sebleedelisle.com.