The Hurt Locker writer Mark Boal won the Oscar for Best Original Screenplay at the 2010 Oscars on March 7, 2010. During his acceptance speech he thanked the troops in Iraq and Afghanistan and his father who recently passed away, as well as director Kathryn Bigelow.

The Oscar for Best Original Screenplay is given to the best written screenplay that is not based on previously published material; meaning it was written as a screenplay rather than a novel or book.

The nominees for Best Original Screenplay at the 2010 Oscars included Mark Boal for The Hurt Locker, Quentin Tarantino Inglorious Basterds, Alessandro Camon and Oren Moverman for The Messenger, Joel Coen and Ethan Coen (aka the Coen Brothers) for A Serious Man and the animated film Up. The screenplay for Up was co-written by Bob Peterson, Pete Docter and the story was written Pete Docter, Bob Peterson and Tom McCarthy. http://oscar.go.com/nominations/nominees#category_writing-original-screenplay

The 2010 Academy Award for Best Original Screenplay went to The Hurt Locker writer Mark Boal.

• Winner: The Hurt Locker, written by Mark Boal, is an action/thriller about a group of bomb technicians in Iraq who diffuse roadside bombs. The movie was directed by Katheryn Bigelow and it was nominated for a total of 9 Oscars in 2010.http://www.thehurtlocker-movie.com/
• Quentin Tarantino's Inglorious Basterds is a war drama which takes place during World War II. The film, nominated for 8 Oscars in 2010, stars Brad Pitt, Christoph Waltz and Melanie Laurent.http://www.imdb.com/title/tt0361748/plotsummary
• The Messenger, written by Allessandro Camon and Oren Moverman stars Ben Foster, Woody Harrelson, Jena Malone and Samantha Morton. Harrelson earned a nomination for Best Supporting Actor in 2010 for this movie.http://www.themessengermovie.com/
• The Coen brothers' A Serious Man is a dark comedy starring Sari Lennick, Michael Stuhlbarg, Fred Melamed and Richard Kind.http://www.imdb.com/title/tt1019452/
• Up is a Pixar animated family comedy which follows the story of a little boy and an old man on an adventure in a house that 'flies away' with balloons.