Alex Libby is from an IT support background. He has been involved in supportingend users for the last 15 years in a variety of different environments, and currentlyworks as a Technical Analyst, supporting a medium-sized SharePoint estate foran international parts distributor, based in the UK. Although Alex gets to playwith different technologies in his day job, his first true love has always been withthe Open Source movement, and in particular experimenting with CSS/CSS3 andHTML5. To date, Alex has written five books based on jQuery, HTML5 Video, andCSS for Packt Publishing, and has reviewed several more (including one on LearningjQuery). jQuery UI 1.10: The User Interface Library for jQuery is Alex's sixth book withPackt Publishing. Dan Wellman is an author and frontend engineer living on the South Coast ofthe UK and working in London. By day he works for Skype and has a blast writingapplication-grade JavaScript. By night he writes books and tutorials focused mainlyon frontend web development. He is also a staff writer for the Tuts+ arm of theEnvato network, and occasionally writes for .Net magazine. He's the proud father offour amazing children, and the grateful husband of a wonderful wife.