Marcus Alexander "Marco" Janssen (born 1969) is a Dutch American econometrician and Professor at the Arizona State University and Director of its Center for Behavior, Institutions, and the Environment.
Janssen obtained his MA in Econometrics and Operations Research at the Erasmus University Rotterdam in 1992.
Vrieze with the dissertation "Meeting targets: tools to support integrated assessment modelling of global change".
[3] After his graduation Janssen started his academic career as Postdoctoral Research fellow at the Department of Spatial Economics of the Vrije Universiteit Amsterdam.
[3] Janssen research interests are in the field of the "interaction of behavioral, institutional and ecological processes... how people, their institutional rules and the environment they live in fit together in the past, present and the future, from local scales to the global scale,"[3] and has developed "formal (computational) models of social and social-ecological systems, and perform controlled experiments in the lab and field, and study case study material to test the stylized models,"[3] and particularly on agent-based modeling and institutional analysis.