Alan Rayner

British botanist and curator

Sierra Leonean physician

British chemist

British ornithologist, author and broadcaster

British anthropoligist

Politicial scientist

British geneticist and Vice-Chancellor of Durham University

British botanist

British scientist

British physicist

British biologist and species conservator

Cosmologist

British actor, writer, composer, musician, comedian, ornithologist, conservationist, television presenter

British engineer

Scottish geneticist

British social scientist

Australian politician

British biologist

British political scientist, scholar

Scottish parasitologist

British phycologist

Materials scientist, professor of mechanical engineering at University of Canterbury in New Zealand

English-Canadian botanist, naturalist, and author

British botanist

British painter, 1855-1912

Botanist

British entomologist

Botanist

British biochemist

British botanist

British physicist and metallurgist

British mycologist

Geneticist, author

English horticulturalist

British botanist

British physician

English botanist