Ira Silverberg is an influential literary agent and editor in the Downtown New York scene. Silverberg worked as a literary agent at Donadio & Ashworth, as Editor-in-Chief at Grove/Atlantic Press, and as editorial and publishing director at Serpent's Tail's U.S. projects, High Risk Books and Midnight Classics. Wikipedia*
On the C-SPAN Networks:
Ira Silverberg has one video in the C-SPAN Video Library; the first appearance was a 2012 Forum.