A symposium was held in his honor on November 17 and 18, 2023,[1] attracting students and colleagues from all his years of teaching to the Allen Center on the campus in Evanston, Illinois.
Prior to joining the Northwestern faculty, he taught at the new Chicago Circle campus of the University of Illinois from September 1967 to June 1970,[2] and developed the curriculum for Systems Engineering along with Martin Wachs and other staff.
He was Associate Dean from Fall 2002 to March 2005 at the Robert R. McCormick School of Engineering and Applied Science at Northwestern University in Evanston, Illinois, where he is also Director of the Infrastructure Technology Institute since November 2007.
[3] He has been on the Northwestern University faculty since 1970, serving as chairman of the department from 1997 to 2002, and as Interim Dean of the McCormick School during 2004-2005.
[2] He received the 2011 Roy W. Crum Distinguished Service Award from the Transportation Research Board.