Justin Tadlock

Justin is the developer of the Hybrid theme framework and multiple plugins and tutorials.

Montana Flynn

Montana is a WordPress designer who loves to push the envelope in his work. He is currently into wider designs with lots of CSS3 and whitespace.

Sergej Müller

Sergej Müller is a WordPress Coder and founder of Playground, a german blog with WordPress related tutorials and hacks.

Chris Garrett

Chris Garrett is a professional blogger, internet marketing consultant, new media industry commentator, writer, coach, speaker, trainer and web geek. He has been involved in several startups and has written for some of the webs best-loved blogs.

Dremeda

WordPress Contributor Dev/Design/Security Addict. Founder of @CubicTwo, and Co-Founder of @Sucuri_Security.

Lisa Sabin-Wilson

Lisa Sabin-Wilson is the owner of E.webscapes and the Author of WordPress For Dummies.

Shane Hudson

Working behind the scenes everywhere, Shane Hudson is a WordPress Developer that deserves some serious publicity!

Joshua Parker

Joshua Parker supports the web standards project and is a web standards coder and PHP developer. He codes websites using web standards in order to make sites more accessible as well as less complex.

Nile Flores

Nile Flores is a well known WordPress fan and active member of the WordPress community. She spoke at WordCamp Chicago 2010. She is a web designer and a WP plugin developer who has dedicated over 8 years to helping others with their websites. She talks about WordPress, social media, blogging, web design, and SEO. Her main goal is to help others rock their site out by thinking outside of the box. She runs WPAddict.net too!

Brad Williams

Brad Williams is the CEO and Co-Founder of WebDevStudios.com. He is also a co-host on the SitePoint Podcast and the co-author of Professional WordPress.  

His next book, Professional WordPress Plugin Development, is coming March 2011.