. "1937Z"^^ . "Psychologist" . . "Penelope Jane Balchin"@en . "Penelope Jane Leach (n\u00E9e Balchin; born 19 November 1937), is a British psychologist who researches and writes extensively on parenting issues from a child development perspective.Leach is best known for her book Your Baby and Child: From Birth to Age Five, published in 1977, which has sold over two million copies to date and won the BMA award for \u201Cbest medical book for general audiences\u201D 1998."@en . . . . "Penelope Leach"@en . . "Leach, Penelope J."@en . "Balchin, Penelope J."@en . "1937-11-19Z"^^ .