About the reviewers

Olivier Pons is a highly skilled developer who's been building websites for many years. He's a teacher in France at the University of Sciences of Aix-en-Provence, CESI, and three other institutions, where he teaches Python, Django, advanced JavaScript, nginx, Apache, and Linux. In 2011, he left a full-time job as a PHP expert to concentrate on his own company, HQF Development. He currently runs a number of websites, and you will easily find his web development blog if you search for Olivier Pons. He's currently making a Unity MCQ mobile application, which works together with a Django website. He also helps big companies and CTOs in making the best choice for their web projects.

Rakhitha Nimesh Ratnayake is a freelance web developer, writer, and open source enthusiast. He has over nine years' experience in developing WordPress applications and plugins. He develops premium WordPress plugins for individual clients and the CodeCanyon marketplace. User Profiles Made Easy and WP Private Content Pro are the most popular plugins developed by him. Rakhitha is the creator of WPExpertDeveloper, where he shares his latest WordPress plugins. Building Impressive Presentations with Impress.js was his first book, which was published by Packt Publishing. He is also the author of the first three editions of WordPress Web Application Development, published by Packt. In his spare time, he likes to read books and spend time with his family.