I enjoyed his lecture at the recent National Council of Arts Administrators conference in Richmond, VA (VCU, host). 9/24-9/28/13. So, he ended up in my sketchbook.
That's some serious art nerd awesomesauce, right there!
From the UT Austin website: "Richard Shiff is Effie Marie Cain Regents Chair in Art at The University of Texas at Austin, where he directs the Center for the Study of Modernism. His scholarly interests range broadly across the field of modern and contemporary art."