Question: Who is the writer of the novel based on which Lasse Hallström directed a movie  in which Lena Maria Jonna Olin appeared?

Context paragraphs:
A Dog's Purpose (film): A Dog's Purpose is a 2017 American comedy-drama film directed by Lasse Hallström and written by W. Bruce Cameron, Cathryn Michon, Audrey Wells, Maya Forbes and Wally Wolodarsky, based on the 2010 novel of the same name by Cameron.  The film stars Britt Robertson, KJ Apa, Juliet Rylance, John Ortiz, Kirby Howell-Baptiste, Peggy Lipton, Dennis Quaid and Josh Gad.

Dear John (2010 film): Dear John is a 2010 American romantic drama-war film starring Amanda Seyfried and Channing Tatum.  It was made by Screen Gems and was released theatrically in North America on February 5, 2010.  The film was directed by Lasse Hallström, and it is an adaptation of Nicholas Sparks' 2006 novel of the same name.  It follows the life of a soldier (Channing Tatum) after he falls in love with a young woman (Amanda Seyfried).  They decide to exchange letters to each other after he is deployed to the war.  The movie was filmed in 2009 in Charleston, South Carolina.

The Hundred-Foot Journey (soundtrack): The Hundred-Foot Journey: Original Motion Picture Soundtrack is the soundtrack album to the American comedy-drama film of the same name (based on the novel), directed by Lasse Hallström from a screenplay written by Steven Knight.  A. R. Rahman composed the score for the film.  Hollywood Records released the soundtrack on August 12, 2014.

The Hypnotist (2012 film): The Hypnotist (Swedish: Hypnotisören ) is a 2012 Swedish crime thriller film directed by Lasse Hallström, based on the Swedish novel of the same name by Lars Kepler.  The film was selected as the Swedish entry for the Best Foreign Language Oscar at the 85th Academy Awards, but it did not make the final shortlist.

Salmon Fishing in the Yemen: Salmon Fishing in the Yemen is a 2011 British romantic comedy-drama film directed by Lasse Hallström and starring Ewan McGregor, Emily Blunt, Kristin Scott Thomas and Amr Waked.  Based on the 2007 novel of the same name by Paul Torday, and a screenplay by Simon Beaufoy, the film is about a fisheries expert who is recruited by a consultant to help realize a sheikh's vision of bringing the sport of fly fishing to the Yemen desert, initiating an upstream journey of faith to make the impossible possible.  The film was shot on location in London, Scotland, and Morocco from August to October 2010.  The film premiered at the 2011 Toronto International Film Festival.  The film received generally positive reviews upon its release, and earned $34,564,651 in revenue worldwide.

The Cider House Rules (film): The Cider House Rules is a 1999 American drama film directed by Lasse Hallström, based on John Irving's novel of the same name.  The film had its world premiere at the 56th Venice Film Festival.  It won two Academy Awards, and was nominated for the Academy Award for Best Picture, along with four other nominations at the 72nd Academy Awards.  Irving documented his involvement in bringing the novel to the screen in his book, "My Movie Business".

ABBA: The Movie: ABBA: The Movie is a 1977 documentary film about the pop group ABBA's Australian tour.  It was directed by Lasse Hallström, who directed most of the group's videos.  The film has become a cult film among ABBA fans.  Its release coincided with the release of "", the group's fifth studio album, and features many songs from that album as well as many of their earlier hits, and one, "Get on the Carousel", unavailable anywhere else.

Lena Olin: Lena Maria Jonna Olin (born 22 March 1955) is a Swedish actress.  She has been nominated for several acting awards, including a Golden Globe for "The Unbearable Lightness of Being" (1988) and an Academy Award for "Enemies, A Love Story" (1989).  Other well-known films in which she has appeared include "Chocolat" (2000), directed by her husband Lasse Hallström, "Queen of the Damned" (2002), "Casanova" (2005) and "The Reader" (2008).  She was cast as Triggerfish's Khumba.  Olin was also a main cast member in the second season (and a recurring guest star in later seasons) of the television series "Alias".  Olin starred in the Swedish sitcom "Welcome to Sweden".

Chocolat (2000 film): Chocolat (] ) is a 2000 British-American romantic comedy-drama film based on the novel "Chocolat" by Joanne Harris, and was directed by Lasse Hallström.  Adapted by screenwriter Robert Nelson Jacobs, "Chocolat" tells the story of a young mother, played by Juliette Binoche, who arrives at the fictional, repressed French village of Lansquenet-sous-Tannes with her six-year-old daughter and opens "La Chocolaterie Maya", a small chocolaterie.  Her chocolate quickly begins to change the lives of the townspeople.

My Life as a Dog: My Life as a Dog (Swedish: Mitt liv som hund ) is a Swedish drama film which was released to cinemas in Sweden on 12 December 1985, directed by Lasse Hallström.  It is based on the second novel of a semi-autobiographical trilogy by Reidar Jönsson.  It tells the story of Ingemar, a young boy sent to live with relatives.  The cast includes Anton Glanzelius, Melinda Kinnaman, and Tomas von Brömssen.

Supporting paragraphs: Lena Olin Chocolat (2000 film)
Answer: Joanne Harris