Biography:

Bryan Joseph Konietzko (born June 1, 1975 or May 26, 1976) is an American animator, writer, producer and director. He and Michael Dante DiMartino are best known as the co-creator and executive producer of the animated series Avatar: The Last Airbender and The Legend of Korra. Description above from the Wikipedia article Bryan Konietzko, licensed under CC-BY-SA, full list of contributors on Wikipedia.