 Later that year his second novel, "The Drowned World", was published, establishing Ballard as a notable figure in the fledgling New Wave movement of science fiction.Collections of his stories started getting published, and he began a period of great literary productivity, while pushing to expand the scope of acceptable material for science fiction with such stories as "The Terminal Beach".In 1964 Ballard's wife Mary died suddenly of pneumonia, leaving him to raise their three children—James, Fay and Bea Ballard—by himself.