Hi Sun Choi, senior principal of Thornton Tomasetti's New York office, and Leonard Joseph, principal of the firm's Irvine, California office, have been named co-chairs of the Council on Tall Buildings and Urban Habitat's Outrigger Design Working Group. The first-ever outrigger system design guide is currently being developed by the council. The guide is aimed at providing an overview of the history, design considerations and recommendations for outrigger systems. It is expected to be published in 2012.
Built Ecology, a high-performance building, specialty design practice within international engineering firm WSP Flack + Kurtz, New York, has expanded its services to the East Coast. Built Ecology will operate out of WSP's New York City headquarters.