The IAB has revised its draft document on “IAOC Member Selection
Guidelines and Process.” This version has been approved for
publication as a BCP. This memo outlines the guidelines for selection
of members of the IETF Administrative Oversight Committee, and
describes the selection process used by the IAB and the IESG.
http://www.ietf.org/internet-drafts/draft-iab-iesg-iaoc-selection-03.txt