Andrew Stanton was the sole director of Pixar 's `` A Bug 's Life `` .
Stanton 's film work includes writing and directing Pixar 's `` A Bug 's Life '' ( 1998 ) , `` Finding Nemo '' ( 2003 ) , and `` WALL-E '' ( 2008 ) , and the live-action film , Disney 's `` John Carter '' ( 2012 ) .
Andrew Stanton