Nicholas A. Christakis is the Sterling Professor of Social and Natural Science at Yale University, where he also directs the Human Nature Lab, and serves as Co-Director of the Yale Institute for Network Science. His most recent book is Apollo's Arrow: The Profound and Enduring Impact of Coronavirus on the Way We Live. https://www.amazon.com/Apollos-Arrow-Profound-Enduring-Coronavirus/dp/0316628212