Scientist (sometimes known as Overton Brown) was a protégé of King Tubby, one of the originators of dub music.
He came to prominence in the early 1980s and produced many albums, his mixes featuring on many releases in the first part of the decade. In particular, he was the favourite engineer of Henry Junjo” Lawes, for whom he mixed several albums featuring the Roots Radics, many based on tracks by Barrington Levy. He also did a lot of work for Linval Thompson and Jah Thomas. In 1982 he left Channel One to work at Tuff Gong studio as second engineer to Errol Brown.