David is an avid musician, writer, photographer, videographer, musical composer, and hard-core geek with a Master's degree in computer science and a Bachelor's degree in communications (broadcasting) and computer science.In addition to writing this book, David also created various workflow tools used in its production, did all of the content production and design, redesigned many of the fonts, and drew the cover art.His choral music has been performed by the Diocesan Choir of Monterey, California and the contemporary choir at Holy Cross Catholic Church in Santa Cruz, CA. He spends much of his spare time performing with musical ensembles in the greater Santa Cruz area.