Jennifer Worth trained as a nurse at the Royal Berkshire Hospital in Reading. She then moved to London to train as a midwife. She later became a staff nurse at the Royal London Hospital, Whitechapel, and then ward sister and sister at the Elizabeth Garrett Anderson Hospital in Euston. Music had always been her passion, and in 1973 Jennifer left nursing in order to study music intensively, gaining the Licentiate of the London College of Music in 1974 and a Fellowship ten years later. Jennifer married Philip Worth in 1963 and they lived together in Hertfordshire. She died in May 2011, leaving her husband, two daughters and three grandchildren. Her memoirs are the basis for the popular TV series Call the Midwife.