Elevator pitch practice at the 2013 Cleantech Open Academy in Santa Clara Calif

Elevator pitch practice at the 2013 Cleantech Open Academy in Santa Clara, Calif. Photo courtesy of Cleantech Open.

Elevator pitch practice at the 2013 Cleantech Open Academy in Santa Clara, Calif. Photo courtesy of Cleantech Open.

Elevator pitch practice at the 2013 Cleantech Open Academy in Santa Clara, Calif. Photo courtesy of Cleantech Open.