Nicholas C. Zakas has been a web applications software engineer for over 16 years and is known for writing on and speaking about the latest in JavaScript best practices. Zakas honed his experience during his five years at Yahoo!, where he was principal front-end engineer for the Yahoo! home page. He is the author of several books, including The Principles of Object-Oriented JavaScript (No Starch Press, 2014), Maintainable JavaScript (O'Reilly Media, 2012) and Professional JavaScript for Web Developers (Wrox, 2012).