 From 1962 to 1963, he taught at the Coventry College of Art and the Birmingham College of Art.In 1963, he was represented at the Paris Biennale, and in 1964 his work was included in the Pop Art exhibition shown at the Hague, Vienna and Berlin.In 1964, Phillips was awarded the Harkness Fellowship, which brought him to New York where he lived from 1964 until 1966 and while there travelled throughout the United States with his close friend, Allen Jones.