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He served on the [[Internet Architecture Board]] from 1996-2002 and was its Chair from 2000 until the end of his term. Earlier, he served as [[IETF]] Area Director for Applications and was Chair, Co-chair, and/or Editor for [[IETF ]]Working Groups focused on messaging and [[IETF]] process issues.<ref>[http://meetings.apnic.net/28/speakers APNIC speakers]</ref>

He served on the [[Internet Architecture Board]] from 1996-2002 and was its Chair from 2000 until the end of his term. Earlier, he served as [[IETF]] Area Director for Applications and was Chair, Co-chair, and/or Editor for [[IETF ]]Working Groups focused on messaging and [[IETF]] process issues.<ref>[http://meetings.apnic.net/28/speakers APNIC speakers]</ref>

==DNS and ICANN==

==DNS and ICANN==

Dr. Klensin intimately understands technology issues within [[ICANN]]. He was involved in the early procedural and definitional work for [[DNS]] administration and top-level domain definitions and was part of the committee that worked out the transition of [[DNS]]-related responsibilities between [[USC-ISI]] and what became [[ICANN]]. Throughout his career he has been active in a number of efforts to expand internationalization of the Internet.

Dr. Klensin intimately understands technology issues within [[ICANN]]. He was involved in the early procedural and definitional work for [[DNS]] administration and top-level domain definitions and was part of the committee that worked out the transition of [[DNS]]-related responsibilities between [[University of Southern California – Information Sciences Institute|USC-ISI]] and what became [[ICANN]]. Throughout his career he has been active in a number of efforts to expand internationalization of the Internet.

John Klensin was selected as non-voting liaison to the [[ICANN]] Board by the Internet Engineering Task Force; that term ended after the conclusion of [[ICANN]]'s annual meeting in 2004.

John Klensin was selected as non-voting liaison to the [[ICANN]] Board by the Internet Engineering Task Force; that term ended after the conclusion of [[ICANN]]'s annual meeting in 2004.

==Early Academic Work==

==Early Academic Work==

Prior to coming to MCI in mid-1994, he was [[INFOODS]] Project Coordinator for the United Nations University and, before that, was at MIT for nearly 30 years, holding Principal Research Scientist appointments in several departments including Architecture, the Center for International Studies, and the Laboratory of Architecture and Planning.

Prior to coming to MCI in mid-1994, he was [[INFOODS]] Project Coordinator for the United Nations University and, before that, was at MIT for nearly 30 years, holding Principal Research Scientist appointments in several departments including Architecture, the Center for International Studies, and the Laboratory of Architecture and Planning.