Jeff Westlake is an American music producer, engineer, guitarist and overall music enthusiast. His credentials include charting billboards charts on multiple occasions as both a producer, engineer, player and writer as well as having songs placed in television, commercials and syndicated shows over his career. Jeff has also toured the world on multiple occasions with his band Hydrogyn. Being driven by his love and admiration for the guitar playing and creative skills of Tracy Grijalva, Westlake moved his focus to writing to be able to get more information out to the fans of Dio and G on Tracy's time spent in one of the most fluential rock bands of all time and his own solo projects. The result is Tracy G, The Dio Years and Beyond The Skull