Internet Architecture Board




The IAB is composed of twelve members selected by the IETF Nominations Committee, the IETF Chair (also selected by the IETF Nominations Committee), and several ex-officio and liaison positions.

IAB Members

Dhruv Dhody, Huawei – IAB Liaison to the IESG

Dhruv Dhody

Dhruv Dhody is the chief architect at Huawei Technologies in Bangalore, India. They have been with Huawei for almost 20 years. They are currently working on research & standards for various technologies such as Path Computation Element (PCE), Segment Routing (SR), Network Slicing and SDN technologies. They have been an active IETF contributor since 2010 in the Routing area with a focus on Path Computation. They also co-chair the PCE WG and EO-DIR. They are part of the Routing and Operations Directorate. In the past, they also served on the IETF list moderator’s team.

Apart from the technical work, they also focus on increasing IETF participation from the Asia/Pacific and other under-represented regions and increasing diversity and inclusion in the Industry.

Lars Eggert, NetApp – IETF Chair

Lars Eggert Lars Eggert is the Technical Director for Networking at NetApp, based near Helsinki, Finland.

Lars is an experienced technology leader with deep expertise in distributed systems, network architectures and protocol design, ranging from the Internet to datacenter to IoT/edge environments. He drives NetApp’s networking strategy through academic collaborations with top universities and open source collaborations.

Lars has been leading Internet standards for two decades as a member of the IETF’s steering group and architecture board. He has also chaired the IETF’s research arm, the IRTF. He currently chairs the QUIC working group, which designs a major new Internet protocol. He also serves on the program and organization committees of academic conferences such as ACM SIGCOMM and USENIX NSDI, as well as numerous other boards.

Lars received his Ph.D. in Computer Science from the University of Southern California (USC) in 2003. Before joining NetApp in 2011, he was a Principal Scientist at Nokia and served on the corporation’s CTO and CEO Technology Councils. In parallel, from 2009-2014, Lars was an Adjunct Professor at Aalto University. From 2003-2006, he was a senior researcher at NEC Labs.

Wes Hardaker, USC/ISI

Wes Hardaker Wes Hardaker is a Senior Computer Scientist at the University of Southern California’s Information Sciences Institute (USC/ISI), where he conducts research on Internet security and is the DNS Root Server operational manager for B-Root. He has been active in the within IETF, across multiple companies, since 1998 and regularly participates in ICANN.

Cullen Jennings, Cisco Systems

Cullen Jennings Cullen Jennings helps build collaboration systems used on the internet and strives to make simple trustable communications available to everyone. Cullen Jennings is a “Fellow” at Cisco and is involved with many internet standards, open source, startups, VoIP, and WebRTC projects. You can often find Cullen kiteboarding or snowboarding.

Mallory Knodel, Center for Democracy and Technology

Mallory Knodel Mallory Knodel is the CTO at the Center for Democracy & Technology in Washington, DC. She is the co-chair of the Human Rights and Protocol Considerations research group of the Internet Research Task Force, co-chair of the Stay Home Meet Only Online working group of the IETF and an advisor to the Freedom Online Coalition. Mallory takes a human rights, people-centred approach to technology implementation and cybersecurity policy advocacy. Originally from the US, she has worked with grassroots organisations around the world. She has used free software throughout her professional career and considers herself a public interest technologist. She holds a BS in Physics and Mathematics and an MA in Science Education.

Suresh Krishnan, Cisco

Suresh Krishnan Suresh Krishnan works as a Distinguished Engineer (Strategy, Incubation and Applications) at Cisco. He has a Bachelor’s degree in Electrical Engineering from the University of Madras in India and a Masters degree in Electrical Engineering from Concordia University in Canada. He has chaired the dna, intarea, and the sofwire working groups in the IETF, the mobopts research group in the IRTF and has authored more than 30 RFCs across multiple IETF areas. He currently serves as a chair for the shmoo working group. He has served as IETF Internet Area Director from 2016-2020.

Mirja Kühlewind, Ericsson – IAB Chair

Mirja Kuehlewind Mirja Kühlewind is a researcher at Ericsson Research in Aachen, Germany, focusing in her work on transport protocol evolution. Bevor that until February 2019, she worked as a Post-Doc at the Networked Systems Group (NSG) of the Computer Engineering and Networks Laboratory at ETH Zurich on topics around Internet measurements and transport protocol design. Mirja received her PhD in 2015 from the University of Stuttgart working in the field of TCP congestion control. Mirja was selected as IETF Transport Area Director in 2016; prior to that, she was co-chair of the IETF’s RTP Media Congestion Avoidance Techniques (rmcat) and TCP increased security (tcpinc) working groups. She also co-chairs the Measurement and Analysis for Protocols research group (maprg) in the IRTF.

Tommy Pauly, Apple

Tommy Pauly Tommy Pauly is an engineer at Apple. There, he works on the networking stack for Apple’s client operating systems, focusing on areas including secure transport protocols and APIs, VPNs, IPv6, and DNS. He currently co-chairs the HTTP and IPPM Working Groups. He received a BS in Computer Science and a BA in Music, both from Stanford University.

Alvaro Retana, Futurewei

Alvaro Retana Alvaro Retana is VP of Technology Strategy in the Future Networks group at Futurewei Technologies. He is a Board Member of the Industry Network Technology Council (INTC), has published four technical books, and has been awarded over 60 patents by the US Patent and Trademark Office. Alvaro has been participating in the IETF since 1998, where he has co-authored several documents on routing technology. He previously co-chaired the Routing Area Working Group (rtgwg) and served as Routing Area Director (2015-2023). Alvaro is co-chair of the Source Packet Routing in Networking WG (spring) and a member of the Internet Architecture Board (IAB).

David Schinazi, Google

David Schinazi David Schinazi is a staff software engineer at Google. He currently works primarily as the technical lead and manager for Google’s Privacy Proxy and MASQUE efforts. David also co-leads QUIC, and helps out with various standardization efforts at the IETF and W3C. Previously, David led Chrome Networking and before that worked at Apple on many networking technologies at the heart of iOS, macOS, tvOS and watchOS including networking APIs, TCP, IPv6, IKEv2/IPsec, and routing protocols. These days, David focuses on using open standards to improve Web performance and user privacy.

Christopher Wood, Cloudflare

Christopher Wood Christopher Wood is a Research Lead at Cloudflare, where he leads projects focused on security and privacy enhancements to a variety of systems, protocols, and applications. Before joining Cloudflare, Christopher worked on transport security, privacy, and cryptography engineering at Apple, as well as future Internet architectures at Xerox PARC. Christopher currently co-chairs the TLS and MASQUE Working Groups, the PEARG Research Group, and is a member of the IAB. Christopher holds a Ph.D. in computer science from UC Irvine.

Qin Wu, Huawei Technologies

Qin Wu Qin Wu currently is an expert on Network Management Architecture with Huawei’s Data Communication in China. He is also responsible for enterprise networking innovation and standards work such as IoT, Security, SD-WAN, Edge Computing and involved in strategic standards development, engaging with some related open Source Projects such as, ONAP for more than 10 years, held various positions in IETF, ITU-T and CCSA, PDIoT.

He has over 16 years of experience on network architecture and protocol design, starting from mobility management, performance measurement, IPTV to SDN, NFV, network management automation and YANG, telemetry, AIOPs,etc. Currently he focuses on driving digital twin networking and Network and Application collaboration.

He used to chair IETF l3SM and L2SM working group in OPS area, currently chair ALTO Working Group in Transport area, serve as a member of OPS-DIR Directorate, coauthor of over 49 RFCs spanning six IETF Areas (OPS, SEC, RTG, TSV, RAI, and INT). He received his Ph.D degree of Control Theory and Engineering from Nanjing University of Science and Technologies.

Jiankang Yao 姚健康, CNNIC China Internet Network Information Center

Jiankang Yao Jiankang Yao received his master degree of Computer Science in National University of Singapore and joined CNNIC in 2003 as a research engineer. In CNNIC, he had a further study and received his Ph.D. degree of Computer Software and Theory in CNIC, CAS (Chinese Academy of Sciences). His main research interests include but not limit to EAI, IDN, DNS, and Internet naming. Since the 62nd IETF meeting in 2005, he has been active in the IETF and has experience in working as the IETF WG co-chair and secretary. Especially, he made a lot of contribution to EAI BOF and WG. In order to help to move EAI documents from experimental RFCs to Standards Track RFCs, he did a lot of EAI implementation and testing. Moreover, he got the APEC funding for EAI deployment as the overseer.

Liaison and Ex-Officio Members

Colin Perkins, University of Glasgow – IRTF Chair

Colin Perkins Colin Perkins is an Associate Professor at the University of Glasgow. His research interests are on transport protocols, and network protocol design, implementation, and specification. He’s been active in the IETF and IRTF since 1996, and has chaired the AVT, MMUSIC, and RMCAT groups in the IETF, and is the current chair of the IRTF. He received his BEng in Electronic Engineering in 1992, and his PhD in 1996, both from the University of York.

Sabrina Tanamal, ICANN – Liaison from IANA

Cindy Morgan, AMS – IAB Executive Administrative Manager

Roman Danyliw, Carnegie Mellon University – Liaison from the IESG

Emailing the IAB

You can contact the IAB at the address This mailing list includes all voting IAB members, the IRTF Chair (Colin Perkins), the IETF Executive Director (Jay Daley), the IETF Director of Communications and Operations (Greg Wood), Secretariat staff (Cindy Morgan, Liz Flynn), the IESG Liaison (Roman Danyliw), the ISOC Liaisons (Olaf Kolkman), and the Tools Liaison (Robert Sparks).

Individual IAB members can be reached at the email addresses linked from their names above.