Wikipedia:Articles for deletion/Bill Smith (Motorola engineer)
Six Sigma is a really important philosophy. They use to teach it to us in Business School. So I am pretty sure this guy is highly cited. I think that gets him by based on 
— User:TonyTheTiger, 12:39, 28 April 2018 (UTC)
Stance: keep
Cited policy: WP:ACADEMIC (Wikipedia:Notability)