HKS Authors

See citation below for complete author information.


Fifty years have passed since the first Earth Day, on 22 April 1970. This accessible, incisive and timely collection of essays brings together a diverse set of expert voices to examine how the Earth’s environment has changed over this past half century, and what lies in store for our planet over the coming fifty years.


Jasanoff, Sheila. "Knowing Earth." Earth 2020: An Insider’s Guide to a Rapidly Changing Planet. Ed. Philippe Tortell. Open Book Publishers, 2020.