Cartoonist, humorist, author (of many books, not just DilBert), management consultant and geek responsible for DilBert, the humorous window on corporate engineering &c.
See: http://www.dilbert.com - 'WARNING' If you haven't read Dilbert before then be warned, it can seriously consume your free time.
Dilbert is an anglification of a traditional Japanese art form called "Salaryman Comics". The drab, minimalist, pouting style - reflecting the well-known joys of office life - is generally the same.
See also DilbertCritique
I was always sad this ScottAdams didn't turn out to be the author of those AdventureInternational? games on early 80s micros. -- PhilJones