created by (146 episodes, 2006-2015)
written by (23 episodes, 2006-2015)
written by (24 episodes, 2006-2015)
written by (21 episodes, 2007-2015)
story (1 episode, 2013)
written by (18 episodes, 2007-2015)
executive story editor (2 episodes, 2011)
(19 episodes, 2007-2015)
written by (12 episodes, 2008-2014)
(16 episodes, 2006-2014)
writer (2 episodes, 2006-2007)
written by (11 episodes, 2006-2014)
(11 episodes, 2006-2014)
written by (4 episodes, 2006-2012)
(7 episodes, 2006-2012)
written by (4 episodes, 2008-2012)
writer (2 episodes, 2007-2008)
writer (5 episodes, 2006-2008)
written by (3 episodes, 2011-2012)
writer (2 episodes, 2007)
writer (4 episodes, 2006-2008)
written by (4 episodes, 2012-2013)
(3 episodes, 2006-2007)
written by (2 episodes, 2009)
written by (2 episodes, 2012)
written by (1 episode, 2009)
teleplay (1 episode, 2013)
written by (1 episode, 2015)