ECOtality, the largest maker of charging stations for electric vehicles, is one of the companies supplying charge services for the ride-and-drive event at the SAE 2012 World Congress in Detroit. Paul Heitmann, the company's Manager of Utility Solutions, spoke to Automotive Engineering International about the EV Project and about the company's Blink chargers at the ECOtality booth on the show floor. See a video of the conversation via this link.