Stefan Klein
Freelance

Stefan Klein is a German physicist, essayist and science writer. His latest book, Survival of the Nicest (2014) was awarded ‘Science Book of the Year’ in its original German edition. He lives in Berlin.

Written by Stefan Klein

Photo by Rafael Marchante?reuters

Essay/
Ethics
Once and future sins

In 2115, when our descendants look back at our society, what will they condemn as our greatest moral failing?

Stephen Cave & Stefan Klein