W Ford Doolittle
Professor, Dalhousie University

W Ford Doolittle is professor in biochemistry and molecular biology at Dalhousie University in Canada.

Written by W Ford Doolittle

Water lilies in the Okavango Delta, Botswana. Photo © Frans Lanting/Lanting.com

Essay/
Biology
Is the Earth an organism?

The Gaia hypothesis states that our biosphere is evolving. Once sceptical, some prominent biologists are beginning to agree

W Ford Doolittle