This file is from Wikimedia Commons and may be used by other projects.
The description on its file description page there is shown below.
Summary
DescriptionLeiter, Brian 2012.jpg
English: Philosopher and law professor Brian Leiter, University of Chicago Law School. Photo taken by Lloyd DeGrane, July 2012, copyright owned by the University of Chicago Law School.
Date
Source
University of Chicago Law School
Author
University of Chicago Law School (work-for-hire by photographer Lloyd DeGrane)
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.