This is the "senior picture" photograph, p. 162, in The Forester 1968 (yearbook, Lake Forest College for John Leslie Preston (1945-1994).  After graduattion Preston worked in the Registrar's Office, North Hall, Middle Campus, during academic year 1968-69.  

Preston by the 1980s was a notable LGBT author, a pioneer in the field, after some other transitional work including in Minnesota.  For more information, see: http://www.duskpeterson.com/preston/  

While Preston was on campus just that year the following authors came to campus as speakers: Mortimer Adler (Encyclopedia Britannica), Gwendolyn Brooks, James Dickey, Ralph Ellison, Joseph Heller, and Isaac B. Singer.  To see the Forester yearbook for 1968: http://archive.org/stream/forester1968lake#page/n0/mode/2up   and note pp. 22 and 63-64.   

This site also includes recollections from the late Professor Arthur Zilversmit of Preston as a student: http://duskpeterson.com/preston/timeline/zilversmit.htm