Tinashe Fazakerley (born 4 April 1984),[1] now professionally known as Rationale, is a Zimbabwe-born British singer and songwriter, formerly known as Tinashé.
[1] At the age of nine, he and his three siblings moved to the United Kingdom in the Camberwell district of London, where his single mother was working as a nurse.
[1] His influences varied, ranging from Jimi Hendrix, Prince, Pat Metheny, Donnie Hathaway, and Al Green, to Tupac Shakur, A Tribe Called Quest, and the Notorious B.I.G.
It was on these streaming platforms that he gained recognition, with a mention by Pharrell Williams on his Apple Music Beats1 radio show, OTHERtone, calling him someone who had "found the beauty in their voice".
[9] Rationale is credited as a songwriter and producer on Katy Perry's 2017 album, Witness, on the song "Act My Age".