David Earl is a music composer, producer, and performer living in the San Francisco Bay Area. His music has been heard in Film, Television, Audio Branding, and Video Games. David's has worked for clients such as Brown Paper Bag, Summit Pictures, Double Fine, Activision, THQ, Lila Rose, Artemis, Sony, Pyramind, Ripesound, and the Juno Company. David has been balancing a life of intense creativity with a deep desire to teach. For the past 10 years, he has helped to develop various curricula for Pyramind in San Francisco. He is an Apple Certified Logic instructor, and also teaches Modular Synthesis using Reaktor. As a purely innocent and altruistic endeavor, David started posting tutorial videos to YouTube as 'sflogicninja' in 2007 as an attempt to help fellow producers. He now has a following of over 25,000 subscribers worldwide. He has since started creating tutorials for MacProVideo, and creates additional video material for Pyramind Online; the Online counterpart to their brick and mortar training center. David has collaborated with other writers in his field, but LMMS: A Complete Guide to Dance Music Production is his first official effort.