Question: What Canadian film producer co-founded CrowdRise?

Context paragraphs:
John Dunning (film producer): John Dunning (April 27, 1927–September 19, 2011) was a pioneering Canadian film producer from Montreal who co-founded the Canadian film production company Cinépix and produced early works by notable Canadian directors David Cronenberg and Ivan Reitman.  Dunning launched Cinépix with partner André Link in Montreal in the early 1960s.  Their biggest commercial success—and the first Canadian box office hit—came with Reitman’s "Meatballs" (1979).

Crowdrise: CrowdRise is a for profit crowdfunding platform that uses crowdsourcing to raise charitable donations.  CrowdRise was founded by Edward Norton, Shauna Robertson, and the founders of Moosejaw, Robert and Jeffrey Wolfe.

Bill Marshall (producer): Bill Marshall, CM, (1939 – January 1, 2017) was a Scottish-born Canadian filmmaker, film producer and theater producer.  In 1976, Marshall co-founded the Toronto Festival of Festivals, now known as the Toronto International Film Festival (TIFF), with Dusty Cohl and Henk Van der Kolk.  The first Festival of Festivals drew just 5,000 attendees to view 127 films in October 1976.  The Toronto Film Festival is now one of the largest film festivals in the world and established Toronto as a major hub for film and cinema.  Marshall has been called "a pioneer in the Canadian film industry" for his role in both establishing the festival, as well as expanding the Canadian film-making into a major, nationwide artistic and business sector.

John Kemeny (film producer): John Kemeny (April 17, 1925 – November 23, 2012) was a Hungarian-born Canadian film producer whom the "Toronto Star" dubbed "the forgotten giant of Canadian film history."  His production credits included the well-known 1974 film, "The Apprenticeship of Duddy Kravitz", which starred Richard Dreyfuss, directed by Ted Kotcheff, based on a novel by Mordecai Richler.  Kemeny also produced the 1980 romantic comedy, "Atlantic City", starring Burt Lancaster and Susan Sarandon.

Judith Crawley: Judith Rosemary (Sparks) Crawley (April 21, 1914 - September 16, 1986) was a Canadian film producer, cinematographer, director, and screenwriter.  She and her husband Frank Radford "Budge" Crawley co-founded the production company Crawley Films in 1939.

Barry Avrich: Barry Michael Avrich (born May 9, 1963) is a Canadian film director, film producer, playwright, author, marketing executive and arts philanthropist.  Avrich's film career has included critically acclaimed films about the entertainment business including "The Last Mogul" about film producer Lew Wasserman (2005), "Glitter Palace" about the Motion Picture Country Home (2005), and "Guilty Pleasure" about the "Vanity Fair" columnist and author Dominick Dunne (2004).  Avrich also produced the Gemini-nominated television special "Caesar and Cleopatra" (2009) with Christopher Plummer.  Avrich also produced Canada's Sports Hall of Fame Awards (2015) and the Canadian Screen Awards (2016).

Shauna Robertson: Shauna Robertson (born circa 1975) is a Canadian film producer.  She has worked frequently with Judd Apatow, and has produced a number of films for Apatow Productions, including "", "The 40-Year-Old Virgin", "Knocked Up", "Superbad", "Forgetting Sarah Marshall" and "Pineapple Express".

Donald Shebib: Donald Shebib (born 17 January 1938, Toronto), often called Don Shebib, is a Canadian film director, writer, producer and editor.  A graduate of UCLA film school, Shebib gained prominence and critical acclaim in Canadian cinema for his seminal 1970 movie "Goin' Down the Road", which combined narrative storytelling with Canadian documentary tradition influenced by the British.  The low-budget film crew travelled around Toronto in a station wagon, supported by funding from the newly-formed Canadian Film Development Corporation.  The movie was screened in New York and hailed by Pauline Kael and Roger Ebert.  Kael wrote that the movie showed up the ostensibly forced sincerity and perceived honesty of the films of John Cassavetes.  Shebib is the father of Noah "40" Shebib.  Goin' Down the Road was digitally remastered as one of the key films in the Canadian film canon and was honoured with a screening at the Art Gallery of Ontario.  A sequel was shot in 2011, called "Goin' Down the Road Again," featuring some of the original cast members as well as a new generation of characters.

Michael Donovan (producer): Michael Patrick Donovan is a Canadian film producer and screenwriter.  He co-founded Salter Street Films which later was bought by Alliance Atlantis in 2001.  Donovan currently serves as chairman of the board of directors, chief executive officer of DHX Media.

F. R. Crawley: Frank Radford "Budge" Crawley, {'1': ", '2': ", '3': ", '4': "} (November 14, 1911 – May 13, 1987) was a Canadian film producer, cinematographer and director.  Along with his wife Judith Crawley, he co-founded the production company Crawley Films in 1939.

Supporting paragraphs: Crowdrise Shauna Robertson
Answer: Shauna Robertson