Peter TurchinPeter Turchin is Project Leader at the Complexity Science Hub in Vienna, Research Associate at University of Oxford, and Emeritus Professor at the University of Connecticut. Trained as a theoretical biologist, he is now working in the field ofhistorical social science that he and his colleagues call Cliodynamics. Currently his main research effort is directed at coordinating CrisisDB, a massive historical database of societies sliding into a crisis - and then emerging from it. His books include Ultrasociety and Ages of Discord. Read More Read Less