Tony Mullen, PhD, teaches at Tsuda College, Tokyo, where his courses include modeling and animation with Blender as well as the Python programming language. Mullen has been a cartoonist and an illustrator and has a broad background in CG-related work. His screen credits include writer, codirector, or lead animator on several short films, including the award-winning Gustav Braüstache shorts. He is also the author of Introducing Character Animation with Blender (Sybex).