Edward Winterhalder is an American author and screenwriter who has written eleven books and five screenplays about motorcycle clubs and the outlaw biker culture; a television producer that has produced programs about motorcycle clubs and the outlaw biker lifestyle for networks and broadcasters worldwide; and a singer, songwriter, musician, and record producer. His eleven books about the culture are sold internationally, and one, The Assimilation: Rock Machine Become Bandidos, has been published in multiple languages.

He has produced episodes, pilots and documentaries for television such as Outlaw Bikers, One Percenters, Gang World, Iron Horses, Marked, Biker Chicz, Living On The Edge: Riding With The Vietnam Vets MC and Gangland, and is the creator/executive producer of Steel Horse Cowboys: Leather, Chrome & Thunder, Real American Bikers: War Dogs MC and Biker Chicz.

Winterhalder was associated with motorcycle clubs and outlaw bikers for almost thirty years, and has been seen on Fox News (the O'Reilly Factor with Bill O'Reilly & America's Newsroom), CNN, Bravo, Al Jazeera, BBC, ABC Nightline, MSNBC News Nation, Good Morning America, History Channel, Global, National Geographic, History Television, AB Groupe, and CBC.

Winterhalder's screenplays include "Bloodline Redemption", "Twin Roads To Revenge", "Vindication", "Das Portal" and "Biker Daddy", and his books include "The Blue And Silver Shark: A Biker's Story" (co-author Marc Teatum - December 2015); "Biker Chicz: The Attraction Of Women To Motorcycles And Outlaw Bikers" (co-author Wil De Clercq - July 2014); "The Ultimate Biker Anthology: An Introduction To Books About Motorcycle Clubs And Outlaw Bikers" (co-editor Iain Parke - November 2013) "The Moon Upstairs: A Biker's Story" (co-author Marc Teatum - December 2012); "One Light Coming: A Biker's Story" (co-author Marc Teatum - October 2011); "Biker Chicz of North America" (co-author Wil De Clercq - December 2010); "Die Ubernahme: Von Der Rock Machine Zu Den Bandidos - Der Bikerkrieg In Kanada" (co-author Wil De Clercq - March 2010); "The Mirror: A Biker's Story" (co-author James Richard Larson - January 2010); "L'Assimilation: Rock Machine & Bandidos Contre Hells Angels" (co-author Wil De Clercq - June 2009); "Biker Chicks: The Magnetic Attraction of Women to Bad Boys and Motorbikes" (co-author Arthur Veno with Wil De Clercq - May 2009); "All Roads Lead To Sturgis: A Biker's Story" (co-author James Richard Larson - February 2009); "The Assimilation: Rock Machine Become Bandidos - Bikers United Against The Hells Angels" (co-author Wil De Clercq - June 2008); and "Out In Bad Standings: Inside The Bandidos Motorcycle Club - The Making Of A Worldwide Dynasty" (November 2005).