Head First Design Patterns: A Brain-Friendly Guide - 10th Anniversary Edition (Covers Java 8) Review An intelligent and well thought-out discussion of Java design patterns and interesting dicussion of object-orientated design. --Visual Systems Journal, April 2005To conclude, I can definitely say that I consider this book a must-have for all.  --Argyro Kazaki, JHUG/Weekend Geeks, October 2007  About the Author Bert Bates and Kathy Sierra created the Head First book series. He has co-authored several bestselling Java books and acted as a lead developer for many of Sun's Java certification exams. Bert has been developing software for more than 25 years. His background features a long stint in artificial intelligence, with clients like the Weather Channel, A&E Network, Rockwell and Timken.Kathy Sierra has been interested in learning theory since her days as a game developer (Virgin, MGM, Amblin'). More recently, she's been a master trainer for Sun Microsystems, teaching Sun's Java instructors how to teach the latest technologies to customers and a lead developer of several Sun certification exams. Along with her partner Bert Bates, Kathy created the Head First series. She's also the original founder of the Software Development/Jolt Productivity Award-winning javaranch, the largest (and friendliest) all-volunteer Java community.Eric Freeman is described by Head First series co-creator Kathy Sierra as "one of those rare individuals fluent in the language, practice and culture of multiple domains from hipster hacker, corporate VP, engineer, think tank." Professionally, Eric recently ended nearly a decade as a media company executive-having held the position of CTO of Disney Online at The Walt Disney Company. Eric is now devoting his time to WickedlySmart, a startup he co-created with Elisabeth Robson.By training, Eric is a computer scientist, having studied with industry luminary David Gelernter during his Ph.D. work at Yale University. His dissertation is credited as the seminal work in alternatives to the desktop metaphor and also as the first implementation of activity streams, a concept he and Dr. Gelernter developed. In his spare time, Eric is deeply involved with music; you'll find Eric's latest project, a collaboration with ambient music pioneer Steve Roach, available on the iPhone app store under the name Immersion Station.Eric lives with his wife and young daughter in Austin. His daughter is a frequent vistor to Eric's studio, where she loves to turn the knobs of his synths and audio effects. Eric's also passionate about kids education and nutrition and looking for ways to improve them.Elisabeth Robson, first got hooked on computers when she wrote a BASIC program to fill up her Commodore 64's monitor screen full of hearts. She's loved getting computers to do fun things ever since. She's tinkered with everything from super computers to her iPhone and she's been programming the Web since the early days, when she built one of the first online resources for women in technology. Along with her many years of programming experience, Elisabeth has produced online training and written four best-selling books and an online video course for O'Reilly Media (Head First Design Patterns, Head First HTML and CSS, Head First JavaScript Programming, Head First HTML5 Programming and Learn to Build iPhone Apps with HTML, CSS and JavaScript). She is currently co-founder and principal at WickedlySmart, an education content and technology company.