question: Who directed the 1988 Academy Award Best Picture winner that was also the top-grossing film of 1988?
answer: Barry Levinson
context: Title: 1962 in film
  Passage: The year 1962 in film involved some very significant events, with "Lawrence of Arabia" the year's top-grossing film as well as winner of the Academy Award for Best Picture.
  Title: 1988 in film
  Passage: The following is an overview of events in 1988 in film, including the highest-grossing films, award ceremonies and festivals, a list of films released and notable deaths. " Rain Man" was awarded the Academy Award for Best Picture, marking one of the few instances where the top-grossing film of the year was also the winner of such an award that year.
  Title: Tom Cruise filmography
  Passage: Tom Cruise is an American actor and producer who made his film debut with a minor role in the 1981 romantic drama "Endless Love".  Two years later he made his breakthrough by starring in the romantic comedy "Risky Business" (1983), which garnered Cruise his first nomination for the Golden Globe Award for Best Actor – Motion Picture Musical or Comedy.  In 1986, Cruise played a fighter pilot in the Tony Scott-directed action drama "Top Gun" (the highest-grossing film that year), and also starred opposite Paul Newman in the Martin Scorsese-directed drama "The Color of Money".  Two years later he played opposite Dustin Hoffman in the Academy Award for Best Picture-winning drama "Rain Man" (1988), and also appeared in the Golden Raspberry Award for Worst Picture-winning romantic drama "Cocktail" (1988).  In doing so Cruise became the first and only person as of 2014 to star in a Best Picture Oscar winner and a Worst Picture Razzie winner in the same year.  His next role was as anti-war activist Ron Kovic in the drama adaptation of Kovic's memoir of the same name, "Born on the Fourth of July" (1989).  For his performance Cruise received the Golden Globe Award for Best Actor – Motion Picture Drama and his first nomination for the Academy Award for Best Actor.
  Title: Rain Man
  Passage: Rain Man is a 1988 American road comedy-drama film directed by Barry Levinson and written by Barry Morrow and Ronald Bass.  It tells the story of an abrasive, selfish young wheeler-dealer, Charlie Babbitt (Tom Cruise), who discovers that his estranged father has died and bequeathed all of his multimillion-dollar estate to his other son, Raymond (Dustin Hoffman), an autistic savant, of whose existence Charlie was unaware.  Charlie is left with only his father's car and collection of rose bushes.  In addition to the two leads, Valeria Golino stars as Charlie's girlfriend, Susanna.
  Title: List of presenters of Best Picture Academy Award
  Passage: This is a list of presenters of Best Picture Academy Award.  Each year, the Academy Award for Best Picture is presented by one or more artists on behalf of the Academy of Motion Picture Arts and Sciences.  Since 1973, Best Picture is the final award presented during the annual ceremonies, as this award represents a culmination of all factors that contribute to cinematic excellence.  Past presenters have included noted producers, directors, actors, and actresses.  In recent ceremonies, presenters of Best Picture have tended to be previous Academy Award winners themselves.  The individual who has presented the most times is Jack Nicholson (eight times), followed by Audrey Hepburn (four times).
citations: Rain Man 1988 in film