In 2000 Hillier received the ‘Year of the Artist Award’, from the Arts Council of England whilst also completing his earliest publicly sited projects. The following year Hillier won a scholarship and teaching role at Tulane University in New Orleans where he completed an MFA. Elected associate member of the Royal British Society of Sculptors in 2004, Hillier has been widely exhibited in galleries and sculpture parks. He has seventeen large-scale permanent installations nationally and internationally. The largest of these, In Our Image (2009), stands at 16.7m tall, and has received considerable international press interest.