By Marshall Pruett - Dec 6, 2022, 11:14 PM ET

VIDEO: IMSA president John Doonan on sustainability, tech development

IMSA president John Doonan joins RACER's Marshall Pruett and DailySportsCar's Graham Goodwin to discuss the series' North American leadership role with sustainability and technology in motor racing, the explosion of entries for the Rolex 24 At Daytona, and more before the rest of the day's testing action is discussed.

Topics

imsa

rolex 24 at daytona

john doonan

sustainability in motor racing

technology in motorsport

north american racing

marshall pruett

graham goodwin

Videos

IMSA

Marshall Pruett

The 2026 season marks Marshall Pruett's 40th year working in the sport. In his role today for RACER, Pruett covers open-wheel and sports car racing as a writer, reporter, photographer, and filmmaker. In his previous career, he served as a mechanic, engineer, and team manager in a variety of series, including IndyCar, IMSA, and World Challenge.

Read Marshall Pruett's articles