As the founder of CalCars, Felix Kramer is dedicated to promoting plug-in hybrids with large batteries. CalCars helped spark a successful campaign to bring PHEVs to market and gain incentives, declaring victory with the arrival of the Chevy Volt to the market. Since that victory, Kramer continues his work as a writer and serial entrepreneur, creating and volunteering for nonprofits, and advising and investing in cleantech startups.

Kramer earned his B.A. from Cornell University.