Jerry Yudelson is the president of Yudelson Associates, green building consultants. He has trained over 3,000 people in the LEED green building rating system. He chairs Greenbuild,...view moreJerry Yudelson is the president of Yudelson Associates, green building consultants. He has trained over 3,000 people in the LEED green building rating system. He chairs Greenbuild, the world's largest green building conference, and has written six books on green building, including Green Building A to Z.view less