Oluwatosin Ayoyinka Olumide Abasi, better known as Tosin Abasi (born January 7, 1983), is a Nigerian American guitarist who is best known as the guitar player and founder of the instrumental progressive metal band Animals as Leaders. Before founding Animals as Leaders, he was the guitarist for the technical metalcore band Reflux. He has recorded and released three albums with Animals as Leaders: a self-titled debut, Weightless and The Joy of Motion.