Alex Büchner is a co-founder and technical lead of the leading Moodle, Mahara, and Platinum Totara partner, Synergy Learning. He has been involved in system and database administration for more than two decades and has been administering virtual learning environments of all shapes and sizes since their advent on the educational landscape. Alex has a PhD in Computer Science and an MSc in Software Engineering. He has authored over 50 international publications, including three books, and is a frequent speaker on Moodle, Totara and Mahara, and related open source technologies. His first two books on Moodle, published by Packt, have become the de facto standard on the topic.