Aaron Ehasz

Aaron Gabriel Ehasz (born June 16, 1973) is an American screenwriter and television producer. His body of work primarily consists of animated series, including as head writer and co-executive producer of Avatar: The Last Airbender, although he did serve as a producer on the live-action series The Mullets and Ed. He is also co-founder and CEO of Wonderstorm, and co-creator of the Netflix series The Dragon Prince. He has been involved in the video game industry, having served as creative director at Riot Games.
More at Wikipedia...