title: Historical perspective: S. Leonard Syme's influence on the development of social epidemiology and where we go from there.
abstract: This article accompanies Len Syme's "Historical Perspective: The social determinants of disease--some roots of the movement." It describes some of Len's role in the development of social epidemiology through mentoring investigators and influencing training programs. It also discusses some challenges for the field and ways to move forward.
authors.affiliation: University of California, San Francisco, USA. ihyen@itsa.ucsf.edu
authors.forename: Irene H
authors.initials: IH
authors.lastname: Yen