Pendleton "Pen" Ward (born July 8, 1982) is an American animator, musician, screenwriter and producer who works for Cartoon Network Studios and Frederator Studios. He created the three time Emmy nominated Adventure Time (2010) and Bravest Warriors.[ Ward is a graduate of the CalArts Animation Program.
Ward entered Frederator Studios when the vice-president, Eric Homan, contacted him after watching one of his films at the annual CalArts animation screenings. He currently lives in Los Angeles, CA but grew up in San Antonio, Texas.
Source: Wikipedia, "Pendleton Ward", available under the CC-BY-SA License.