Liam Dieghan
Liam Dieghan was a major Human philosopher and  of the Neo-Transcendentalist movement of Earth's early 22nd century.

Lieutenant Commander Data had observed in 2365 that Mr. Dieghan had advocated "a simpler life in which one lived in harmony with nature and learned under her gentler tutelage" following the turmoil of World War III. ()

Humans
Philosophers