Harriet GriffeyHarriet Griffey is a freelance print and broadcast journalist who writes regularly for UK national newspapers and magazines. She originally trained as a nurse at Middlesex Hospital, London but subsequently worked in book publishing, television, radioand journalism. She is the author of numerous books including The Really Useful A-Z of Pregnancy & Birth, The Art of the Nap and Boost Your Child's Immune System. She has two sons and lives in London. Read More Read Less