HUMAN COOPERATION 1 Human Cooperation and the Crises of Climate Change, COVID-19, and Misinformation Paul A. M. Van Lange David G. Rand Annual Review of Psychology (in press) Author Note Paul Van Lange, Department of Experimental and Applied Psychology, Institute for Brain and Behavior Amsterdam (IBBA), Vrije Universiteit Amsterdam, The Netherlands; David Rand, Sloan School of Management and Department of Brain and Cognitive Sciences, Massachusetts Institute of Technology (MIT), Cambridge, USA. Address correspondence to either Paul Van Lange, Department of Experimental and Applied Psychology, VU Amsterdam, Van der Boechorststraat 7, 1081 BT Amsterdam, the Netherlands. Tel. : +31 20 5988852. E-mail:
[email protected] ; or David Rand, Sloan School of Management, MIT, 100 Main St, Cambridge MA 02142. Tel: +1 617-324-4253. E-mail:
[email protected] HUMAN COOPERATION 2 Abstract Contemporary society is facing many pressing challenges, including climate change, Covid- 19, and misinformation. Here we illustrate how these three crises are each social dilemmas, characterized by a conflict between short-term self-interest and longer-term collective interest. The climate crisis requires paying costs today to benefit distant others in the future. The Covid-19 crisis requires the less vulnerable to pay costs to benefit the more vulnerable, in the face of great uncertainty. The misinformation crisis requires investing effort to assess truth, as well as resisting the temptation to spread attractive falsehoods. Addressing these crises therefore requires