John Glimmerveen is a freelance writer and author specializing in automotive, motorcycle, and motorsports subjects.

Born and educated in the United Kingdom, John has been involved with motor sport for more than 40 years. This involvement started with motorcycles, where he competed in Trials, Motor-Cross, and eventually Road Racing – both solo and in sidecars. When he retired from riding, he worked for a number of international race teams both in Europe and the United States, culminating in a period working as a race technician for Keith Huewen in the Motorcycle Grand Prix.

John has written numerous articles for the specialist racecar and motorcycle press and is currently a freelance writer and editor of About.com’s classic motorcycle site.

The SAE (Society of Automotive Engineer) published a book written by John in 2004. The book, entitled "Hands-On Race Car Engineer", received critical acclaim in some of the world’s most prestigious motorsports magazines including: Race Tech, Race Car Engineering, Grass Roots Motorsports, Racer, and Autosport.