Gary Clail

Gary Clail (born 1959) is an English singer and record producer, and the founder of the Gary Clail Sound System. He was part of On-U Sound Records (and also the On-U Sound System) and led Gary Clail's Tackhead Sound System. They had a big hit in clubs with the 1991 song "Human Nature".

https://en.wikipedia.org/wiki/Gary_Clail