Michael Zarnock is an American author and columnist, who writes collector guides and articles about Hot Wheels toy cars and accessories. Michael's massive Hot Wheels collection and his knowledge of their history has earned him notoriety around the world. Whether it be because of the 12 books and countless articles that he has written about the Hot Wheels brand or the sheer size and diversity of his collection, this extensive knowledge has earned him the label, "One of the worlds leading Hot Wheels authorities." Michael is a 2 Time Guinness World Record holder! First in 2003 and then again in 2007! He is in the record books for owning the "Largest collection of different model cars". He has also been featured in the 2008 "Ripley's Believe It Or Not!" book #5 “Prepare To Be Shocked!” and the 2011 "Ripley's Believe It Or Not!" book "Utterly Crazy!" for his obsession with Hot Wheels. February 2009 Michael was inducted into the "Diecast Hall Of Fame" as a "Hot Wheels Historian" and later that same year Mattel Hot Wheels ® honored Michael by reproducing his old Altered Roadster Race Car as part of their Nostalgic "Drag Strip Demons ®" Series!Specialties include, but are not limited to: Hot Wheels Toy Cars & Accessories, their History, Values and Collection Appraisals. Michael has done Appraisal services for Insurance Riders, Insurance Claims, Ebay Claims, US Postal Claims, Court Cases including Estate and Divorce Settlements and Certificates of Authenticity. Public Appearance's, Freelance Writing Requests, Work For Hire, Interviews and Experienced On-Camera Talent Hosting for the Automotive and Hobby Entertainment Industry.