Changhoon (Chang) Kim is Director of Architecture at Barefoot Networks and is working actively for the P4 Language Consortium (P4.org). Before getting involved with P4.org and Barefoot, he worked at Windows Azure, Microsoft’s cloud-service division, and led engineering and research projects on the architecture, performance, and management of datacenter networks. Chang is interested in programmable network, network monitoring and diagnostics, network verification, self-programming/configuring networks, and debugging and diagnosis of large-scale distributed systems. Chang received Ph.D. from Princeton University. Many of his research contributions — including VL2, Tiny Packet Programs, Seawall, EyeQ, Ananta, and SEATTLE — are adopted in large production networks. Chang was the recipient of Microsoft Rockstar Award 2013, an annual recognition for the strongest individual networking contributions Microsoft-wide.