About: Prof. Henning Schulzrinne, Levi Professor of Computer Science at Columbia University, received his Ph.D. from the University of Massachusetts in Amherst, Massachusetts. MTS at AT&T Bell Laboratories; associate department head at GMD-Fokus (Berlin); now CS and EE departments at Columbia University. Chair of Computer Science 2004 to 2009 and as Engineering Fellow, Technical Advisor and Chief Technology Officer of the Federal Communications Commission (FCC) from 2010 until 2017; technology fellow for Sen. Wyden. Protocol standards co-developed by him, including RTP, RTSP and SIP, are now used by almost all Internet telephony and multimedia applications. Fellow of the ACM and IEEE.