Chafic Kazoun is the founder and Chief Software architect at Atellis, and is widely considered one of the world's top experts on Flex (outside of the Adobe Flex engineering team). He has worked with Flash technologies since 1998 and with Flex since its inception, and he has a deep understanding of the internals of the Flex framework. He maintains a busy speaking and consulting schedule.
Joey Lott is the author or co-author of "Flash 8 Cookbook", "Programming Flash Communication Server", and "ActionScript 3.0 Cookbook" (all O'Reilly). Working in the Internet industry since 1996, Joey co-founded RightSpring, Inc., and consulted for YourMobile/Premium Wireless Services and Ads.com, before joining Schematic. He's been teaching Flash and ActionScript since 1999.