Yannick Lefebvre is an author and plugin developer who has released eight projects to the official WordPress repository to this day. His book, WordPress Plugin Development Cookbook, is available from Packt Publishing. With a background in Computer Science, he started writing plugins for his own WordPress site in 2004 and quickly started sharing his creations with the community. His first creation, Link Library, is used by more than 20000 WordPress sites around the world. You can find out more about him and his plugins on his blog, Yannick’s Corner. @ylefebvre