FGoH: Westercon 41 (1988), Loscon 27 (2000), BayCon 2006.
Guest: Polaris 24 (2010).
Co-Chair: OakLACon (Westercon 28, 1975); L.A.Con II (Worldcon 1984). Chair: Loscon 12 (1985).
ConCommittees: Various Worldcons, Westercons, Loscons, etc.
Awards & Honors: Evans-Freehafer Award (LASFS), 1976
Clubs: LASFS (Director; Chair, Board of Directors) Southern Calif. Institute for Fan Interests (founding Director, 1982-present; past Chair).
Fanzines: Flights of Fantasy (genzine); SFinctor (newszine); various APAzines