Sharon Calahan is an American cinematographer who was director of photography on the Pixar films '' A Bug 's Life '' ( 1998 ) , '' Toy Story 2 '' ( 1999 ) , and '' Finding Nemo '' ( 2003 ) , and was lighting director for '' Ratatouille '' ( 2007 ) , '' Cars 2 '' ( 2011 ) , and '' The Good Dinosaur '' ( 2015 ) . She took part in the early rise of computer animated feature filmmaking and the acceptance of that medium as cinematography . Calahan is the first member of the American Society of Cinematographers who was invited to join on the basis of a career entirely in animated film . She was nominated , with Bill Reeves , Eben Ostby , and Rick Sayre , for a 2000 BAFTA Award for Best Achievement in Special Visual Effects for '' A Bug 's Life ''
2000 BAFTA Award
British Academy Television Awards 2000
Sharon Calahan