Rachel Mary Berkeley Portman, OBE (born 11 December 1960) is an English composer who is best known for scoring films. 　　Rachel Portman's career in music began with writing music for drama in BBC and Channel 4 films such as Oranges Are Not the Only Fruit, Mike Leigh's Four Days in July and Jim Henson's Storyteller series. 　　Since then, Portman has written over 100 scores for film, television and theatre, including The Manchurian Candidate (Jonathan Demme), Oliver Twist (Roman Polanski), Hart's War (Gregory Hoblit), The Legend of Bagger Vance (Robert Redford), Beloved (Jonathan Demme), Benny and Joon (Jeremiah Chechik), Life Is Sweet (Mike Leigh), Never Let Me Go (Mark Romanek), Grey Gardens (Michael Sucsy), The Duchess (Saul Dibb), One Day (Lone Scherfig), The Vow (Michael Sucsy), Snow Flower and the Secret Fan (Wayne Wang), The Lake House (Alejandro Agresti), Infamous (Douglas McGrath), Mona Lisa Smile (Mike Newell), and The Human Stain (Robert Benton). 　　Portman is perhaps best known for her music soundtrack compositions in the movies Chocolat and The Cider House Rules. 　　Her other works include a children's opera, The Little Prince (which was later adapted for television) and Little House on the Prairie, a musical based upon the Laura Ingalls Wilder books Little House on the Prairie (2008). Portman was commissioned to write a piece of choral music for the BBC Proms series in August 2007.