John Mueller is a freelance author and technical editor. He has writing in his blood, having produced 99 books and more than 600 articles to date. The topics range from networking to artificial intelligence and from database management to heads-down programming. Some of his current books include books on topics such as Python for beginners, Python for data scientists, and MATLAB. He has also written a Java e-learning kit, a book on HTML5 development with JavaScript, and another on CSS3. His technical editing skills have helped more than 63 authors refine the content of their manuscripts. John has provided technical editing services to both Data Based Advisor and Coast Compute magazines. Be sure to read John's blog at http://blog.johnmuellerbooks.com/.