Malte Dewies

Research Associate

El-Erian Institute of Behavioural Economics and Policy

BSc (University of Bochum), MSc (University of Mannheim), PhD (Erasmus University Rotterdam)

My research interests include applied behavioural insights and behavioural public administration; developing behavioural interventions for public policy and policy decision-making.

Malte Dewies.

Professional experience

Malte Dewies is a research associate with the El-Erian Institute of Behavioural Economics and Policy. A psychologist by training, with experience in public sector engagement and the use of behavioural insights for public policy, his research uses interdisciplinary approaches and embraces mixed methods designs.

Previous appointments

Prior to joining Cambridge Judge Business School and the El-Erian Institute, Malte Dewies obtained his PhD at the Erasmus University Rotterdam.

Selected publications

Dewies, M., Denktaş, S., Giel, L., Noordzij, G. and Merkelbach, I. (2022) “Applying behavioural insights to public policy: an example from Rotterdam.” Global Implementation Research and Applications, 2: 53–66 (DOI: 10.1007/s43477-022-00036-5)

Dewies, M., Merkelbach, I., van der Scheer, W.K., Rohde, K.I.M. and Denktaş, S. (2022) “Do you consider human behaviour to be stable or malleable? Your answer can influence your preferences for policy instruments.” Journal of Behavioral Public Administration, 5(1): 1-9 (DOI: 10.30636/jbpa.51.276)

Dewies, M., Schop-Etman, A., Merkelbach, I., Rohde, K.I.M. and Denktaş, S. (2022) “Call first, pay later: stimulating debtors to contact their creditors improves debt collection in the context of financial scarcity.” Behavioural Public Policy (DOI: 10.1017/bpp.2022.7) (published online Mar 2022)

Dewies, M., Schop-Etman, A., Rohde, K.I.M. and Denktaş, S. (2022) “Nudging is ineffective when attitudes are unsupportive: an example from a natural field experiment.” Basic and Applied Social Psychology, 43(4): 213-225 (DOI: 10.1080/01973533.2021.1917412)

Merkelbach, I., Dewies, M. and Denktaş, S. (2021) “Committing to keep clean: nudging complements standard policy measures to reduce illegal urban garbage disposal in a neighborhood with high levels of social cohesion.” Frontiers in Psychology, 12: 660410 (DOI: