Robert W. Foster is a retired civil engineer. He graduated from the University of Vermont in 1955 and served in the United States Air Force where he completed pilot training in 1958. He practiced as a consulting engineer in the Framingham, Massachusetts area until his semiretirement in 1992. In his retirement he continues to provide consulting services in construction review, provides dispute resolution services and writes frequently for technical publications. He served as president of the Federation Internationale de Geometre from 1999 to 2002. He has three sons and two grandsons. His wife of 47 years, Margot, died in 2001. He lives in Hopkinton, Massachusetts.