Theo McNab was born in Dublin. He worked as a design consultant before exhibiting for the first time at the Irish Exhibition of Living Art in 1971, where he was awarded the Carroll's prize. From 1973 he held one man shows at the David Hendriks Gallery. He exhibited extensively in Europe, the USA, China, Japan and Korea. In 1976 he won the Scott Tallon Walker Prize at the Oireachtas. In 1981 he became a member of Aosdána and was elected to the Toscaireacht (Supervisory Board) in 1985. He was Professor of Fine Art at the National College of Art & Design where he actively promoted international exchanges for staff and students under the Erasmus scheme.

His work is underpinned by scientific order as found in n...