Lester Square (born Thomas Hardy, 17 April 1954, Canada) is an English musician, composer, artist and writer. He is the former lead guitarist for The Monochrome Set. He joined the first incarnation of Adam and the Ants as lead guitarist , (and its earlier incarnation known as The B-Sides) after meeting Adam while studying at Hornsey College of Art, writing Ants staples "Fall In" and "Fat Fun" during this period.