Professor Sean Daly was trained in Ireland and the United States where he practiced as a consultant in Maternal Fetal Medicine before returning home to take up the post of Master. Following his term as Master he became Head of Maternal Fetal Medicine in the Coombe Hospital.
He started a multiple births service as well as a national service for the diagnosis and management of congenital heart disease.
He currently runs the largest diabetic service in Ireland and has a keen interest in the prevention of preterm birth. He has published widely in the areas of prevention of birth defects, diabetes, twins, fetal growth and preterm birth.