| AWARD OR CITATION |
YEAR |
| Special Citation, runner up in “Most Promising New Author” category, 17th World Science Fiction Convention |
1959 |
| Special Citation as “Britain’s Most Popular Science Fiction Author”, British Science Fiction Association |
1964 |
| Guest of Honour, 23rd World Science Fiction Convention, London |
1965 |
| Special Citation as “Britain’s Most Popular Science Fiction Author”, British Science Fiction Association |
1969 |
| Ditmar Award (Australia), World’s Best Contemporary Science Fiction Writer |
1969 |
| James Blish Award for Excellence in Criticism |
1977 |
| Pilgrim Award, for lifetime contributions to the study of science fiction, Science Fiction Research Association |
1978 |
| Guest of Honour, 37th World Science Fiction Convention, Brighton |
1979 |
| Distinguished Scholarship Award, International Association for the Fantastic in the Arts |
1986 |
| Master of Ceremonies, 45th World Science Fiction Convention, Brighton |
1987 |
| President’s Award, World SF |
1988 |
| Elected Fellow of the Royal Society of Literature |
1989 |
| Elected Grand Master by Science Fiction Writers of America |
2000 |
| Awarded OBE for ‘services to literature’ |
2005 |
