Richie Unterberger is the author of numerous rock history books. The first of these, Unknown Legends of Rock ’n’ Roll, profiles underappreciated cult rock artists of all styles and eras; the next, Urban Spacemen & Wayfaring Strangers: Overlooked Innovators & Eccentric Visionaries Of ’60s Rock, features in-depth surveys of 20 underrated greats of the era. Turn! Turn! Turn!: The Folk-Rock Revolution and its sequel, Eight Miles High: Folk-Rock’s Flight from Haight-Ashbury to Woodstock, cover the history of the 1960s folk-rock movement. Turn! Turn! Turn! and Eight Miles High have been combined into the ebook Jingle Jangle Morning: Folk-Rock in the 1960s, which adds new and updated material.The Unreleased Beatles: Music and Film won a 2007 Association for Recorded Sound Collections Award for Excellence in Historical Recorded Sound Research in the “Best Discography” division of the “Best Research in Recorded Rock Music” category. Among his other books are White Light/White Heat: The Velvet Underground Day-By-Day, Won’t Get Fooled Again: The Who from Lifehouse to Quadrophenia, and Fleetwood Mac: The Ultimate Illustrated History. Unterberger is also author of The Rough Guide to Music USA, a guidebook to the evolution of regional popular music styles throughout America in the 20th century, and The Rough Guide to Jimi Hendrix. He is a frequent contributor to MOJO and Record Collector, and has written hundreds of liner notes for CD reissues. He teaches courses on rock music history at the College of Marin, the University of San Francisco, and City College of San Francisco. He lives in San Francisco.