Larry D. Lieber (born October 26, 1931) is an American comic book artist and writer, and the younger brother of Marvel Comics' writer, editor, and publisher Stan Lee.Lieber is best known for scripting the first appearances of the Marvel characters Iron Man, Thor, and Ant-Man; for his long stint both writing and drawing the Marvel Western Rawhide Kid; and for illustrating the newspaper comic strip The Amazing Spider-Man for many years and continuing as of 2014.