Keith Yancey, AIA, PE, IALD, LC, is a lighting designer and principal at Lam Partners in Cambridge, MA. He has over 35 years of experience in architectural and daylighting design. He has managed and designed comprehensive lighting for college campuses, schools, parks, sports facilities, commercial developments, and urban streetscapes. He is also president of Light Boston, an non-profit urban lighting advocacy group for promoting superior exterior lighting in Boston.