Jonathan Rosenberg is a Cisco Fellow and Vice President and CTO for Cisco’s Collaboration business. Jonathan is an industry veteran, having worked in IP communication and collaboration for 18 years. He has authored many of the Internet standards that define modern telecoms, including SIP, SIMPLE (SIP for presence and IM), and ICE. He has held numerous leadership positions in the IETF, is the fourth most prolific author of Internet standards of all time (with 70 RFCs), holds 52 granted US patents, has served on advisory boards of numerous startups, given nearly a hundred industry talks, and has received several industry awards, including being named to the Technology Review TR100 in 2002 – the 100 most innovative young technologists in the world. Prior to Cisco he was Chief Technology Strategist for Skype.