[TUHS] Who came up with the spell check pipeline?

[Diomidis Spinellis via TUHS]

In Brian Kernighan's amazing VCF talk that Arnold Robbins shared 
yesterday, bwk mentions that Steve N[uancen?] came up with the famous 
spell checking pipeline: cat | tr | sort | uniq | comm

https://www.youtube.com/watch?v=WEb_YL1K1Qg&t=1396s

Anybody knows the correct name of that person?  ChatGPT only 
hallucinates many wrong ones.


Many thanks,

Diomidis - https://www.spinellis.gr