Worthington works mainly in stone, and specialises in kinetic sculptures that members of the public can physically interact with. He is a Fellow of the Royal Society of Sculptors. In 2010, he produced
Family: from another place, in Red Iranian Travertine stone, for a commission from
Henderson Global Investors. The work is displayed outside the premises of
Action for Children in Great Queen Street, London. From November 2014 to January 2015 his works titled
Experiments in Colour were exhibited at the William Benington Gallery in London. ==Personal life==