Since the start of 2010, Michael Stein, the managing director of our office in New York, is a visiting professor at the School of Architecture of the renowned Renssellaer Polytechnic Institute in Troy, New York. His objective for the students is to highlight the various aspects of collaboration between architects and engineers. The Renssellaer Polytechnic Institute is the oldest technological university in the United States. To its alumni belong famous figures such as Washington Roebling, engineer of the Brooklyn Bridge in New York City, and Raymond Tomlinson, who significantly contributed to the development of nowadays’ e-mail.