Wikipedia:Articles for deletion/Michael Hartl
I don't see that he meets  (he might do, but I haven't seen it). However his advocacy of the Tau / Pi issue seems marginally notable, even if it's something of a focus this week
— User:Andy, 22:46, 28 June 2011 (UTC)
Stance: keep
Cited policy: WP:ACADEMIC (Wikipedia:Notability)