Ryan Fleck

Ryan K. Fleck (born September 20, 1976) is an American film director, cinematographer, editor, and screenwriter best known for directing and writing the 2006 film Half Nelson and the 2008 film Sugar. He is known for his collaborations with fellow filmmaker Anna Boden. Description above from the Wikipedia article Ryan Fleck, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Crew

Half Nelson
Director, Writer

It's Kind of a Funny Story
Director, Screenplay

Sugar
Writer, Director

Have You Seen This Man?
Director

Gowanus, Brooklyn
Director, Writer

The Day The Series Stopped
Director

Mississippi Grind
Director, Writer

Freaky Tales
Producer, Writer, Director
Young Rebels
Director, Director of Photography

Captain Marvel
Director, Screenplay, Story

Naked Singularity
Executive Producer
Atmosphere
Writer, Director, Producer