Dr. John Eulenberg was born April 25, 1943 in Chicago, IL, but has lived in East Lansing, MI since 1972. He and his wife, Marcia, have two children, Alex (dob March 9, 1970) and Rachel (dob April 14, 1975).

Dr. Eulenberg is a computer scientist and linguist. He specializes in developing communication technology for persons with severe physical or sensory disabilities.