Question: who is the director of the drama film in which Stellan John Skarsgård had a role as Prof. Gerald Lambeau?
Context: The Simple-Minded Murderer (Swedish: Den enfaldige mördaren ) is a Swedish drama film which was released to cinemas in Sweden on 12 February 1982, directed by Hans Alfredson, starring Stellan Skarsgård, as the feeble-minded Sven Olsson. Aberdeen is a 2000 Norwegian-British drama film directed by Hans Petter Moland, starring Stellan Skarsgård, Lena Headey and Charlotte Rampling. Anita: Swedish Nymphet is a 1973 erotic drama film directed by Torgny Wickman, starring Christina Lindberg and Stellan Skarsgård. Stellan John Skarsgård (] ; born 13 June 1951) is a Swedish actor.  He is known for his roles as Jan Nyman in "Breaking the Waves" (1996), Captain Tupolev in "The Hunt for Red October" (1990), Prof. Gerald Lambeau in "Good Will Hunting" (1997), Bootstrap Bill Turner in "" (2006) and "" (2007), Bill Anderson in "Mamma Mia! " (2008), Commander Maximilian Richter in "Angels and Demons" (2009), Martin Vanger in "The Girl With the Dragon Tattoo" (2011), Dr. Erik Selvig in the Marvel Cinematic Universe films "Thor" (2011), "The Avengers" (2012), "" (2013), and "" (2015) and The Grand Duke in "Cinderella" (2015). The Slingshot (Swedish: Kådisbellan ) is a Swedish drama film which was released to cinemas in Sweden on 24 September 1993, starring Jesper Salén, Stellan Skarsgård and Basia Frydman.  Directed by Åke Sandgren, the film was based on Roland Schütt's 1989 autobiographical novel of the same name (translates to ""The Condom Slingshot""). Borg McEnroe (Swedish: "Borg" ), also known as Borg vs McEnroe, is a 2017 English-language Swedish biographical sports drama film focusing on the famous rivalry between famous tennis players Björn Borg and John McEnroe at the 1980 Wimbledon Championships, culminating in their encounter in the men's singles final.  The film is directed by Janus Metz Pedersen, from a screenplay written by Ronnie Sandahl, and stars Sverrir Gudnason, Shia LaBeouf, Stellan Skarsgård, Tuva Novotny, and Robert Emms.  The film opened the 2017 Toronto International Film Festival. Michael C. Flessas (born June 2, 1959 in Miami, Florida), is the birth name of American actor Michael Flessas, who is of Greek ancestry.  Flessas' most notable film role was "Angry Man" in the Cannes Film Festival 2000 Palme d'Or winning film "Dancer in the Dark" directed by Danish film director Lars von Trier.  Originally, the director himself considered playing the role but, instead, the role was given to Flessas.  "Dancer in the Dark" starred Icelandic singer/actress Björk who won the Best Actress award at Cannes for her role.  French film icon, César Award winner, and Academy Award nominee Catherine Deneuve, and other noteworthy artists such as Academy Award and Tony Award winner Joel Grey, Peter Stormare, David Morse, and Stellan Skarsgård also performed in the multiple prize winning film.  One of Björk's songs for the film received an Academy Award nomination for Best Song. Good Will Hunting is a 1997 American drama film, directed by Gus Van Sant, and starring Robin Williams, Matt Damon, Ben Affleck, Minnie Driver and Stellan Skarsgård.  Written by Affleck and Damon (and with Damon in the title role), the film follows 20-year-old South Boston laborer Will Hunting, an unrecognized genius who, as part of a deferred prosecution agreement after assaulting a police officer, becomes a client of a therapist and studies advanced mathematics with a renowned professor.  Through his therapy sessions, Will re-evaluates his relationships with his best friend, his girlfriend and himself, facing the significant task of confronting his past and thinking about his future. Erik Selvig is a character portrayed by Stellan Skarsgård in the films of the Marvel Cinematic Universe (MCU).  An astrophysicist who becomes involved with the alien Thor and the government organization S.H.I.E.L.D., he first appeared in the 2011 film "Thor".  Skarsgård went on to reprise the role in "The Avengers" (2012), "" (2013), and "" (2015).  To tie into these appearances, the character is seen in several MCU tie-in comics.  The character also appears in other media, including non-MCU comics published by Marvel Comics. Romeo & Juliet is a 2013 internationally co-produced romantic drama film adaptation of William Shakespeare's romantic tragedy of the same name written by Julian Fellowes and directed by Carlo Carlei.  The film stars Douglas Booth, Hailee Steinfeld, Damian Lewis, Kodi Smit-McPhee, Ed Westwick, Stellan Skarsgård and Paul Giamatti.  The film opened in the United Kingdom and the United States on 11 October 2013.  Like Franco Zeffirelli's adaptation of Shakespeare's tragedy, this film uses the traditional setting of Renaissance Verona, but, unlike previous major film adaptations, only follows the plot and uses only some of the dialogue as written by Shakespeare.  This has led to a controversy; several critics denounced the film's advertising as misleading and losing the essence of the play.  The film grossed $3 million.
Answer: Gus Van Sant