Alf NicholsonProfessor Alf Nicholson FRCPI, FRCPCH is a consultant pediatrician who returned to Ireland in 1996 from Melbourne where he worked in the second largest pediatric hospital in the world. He is secretary of the Faculty of Pediatrics in the Royal Collegeof Surgeons in Ireland. Grainne O'Malley is a professional writer with a background in public relations and over 2 years' writing experience. She has two young children. Read More Read Less