Giamattei, M., Yahosseini, K. S., Gächter, S. and Molleman, L. (2020): LIONESS Lab: a Free Web-Based Platform for Conducting Interactive Experiments Online. Journal of the Economic Science Association. DOI 10.1007/s40881-020-00087-0.

If you use LIONESS Lab, please cite this paper in your publications.

More information on the methological aspects of running online experiments can be found in: A Aréchar, S Gächter and L Molleman (2018). Conducting interactive experiments online. Experimental Economics 21.

The following papers are based on LIONESS experiments. If your paper is missing, please let us know via

Developmental asymmetries in learning to adjust to cooperative and uncooperative environments

B Westhoff, L Molleman, E Viding, W Van den Bos, AFC Van Duijvenvoorde (2020) BioArXiv

The coordinating power of social norms

F Fallucchi, D Nosenzo (2020) CeDEx Discussion Paper Series

Him or her? Choosing competition on behalf of someone else

H Fornwagner, M Pompeo, N Serdarevic (2020). CeDEx Discussion Paper Series

Conditional punishment: Descriptive social norms drive negative reciprocity

X Li, L Molleman, D Van Dolder (2020) CeDEx Discussion Paper Series

Strategies for integrating disparate social information

L Molleman, AN Tump, A Gradassi, SM Herzog, B Jayles, RHJM Kurvers, W van den Bos (2020)

In bots we (dis)trust

H Tonning, M Underhaug (2019)

Social comparison, wage inequality and procedural fairness: an experimental investigation

M Fongoni, J Hepp, SR Waltl (2019)

Social information use in adolescents: the impact of adults, peers and household composition

L Molleman, P Kanngiesser, W van den Bos (2019) PLoS ONE

People prefer coordinated punishment in cooperative interactions

L Molleman, F Kölle, C Starmer and S Gächter (2019) Nature Human Behaviour 3

Unleashing the BEAST - A brief measure of human social information use

L Molleman, R Kurvers and W van den Bos (2019) Evolution and Human Behavior 20

Test-retest reliability of canonical reinforcement learning models

L Weidinger, A Gradassi, L Molleman, W van den Bos (2019) Proceedings of the Annual Conference on Cognitive Computational Neuroscience 3

Social information can undermine individual performance in exploration-exploitation tasks

Yahosseini, K. S., S. Reijula, L. Molleman and M. Moussaid (2018). Proceedings of the 40th Annual Conference of the Cognitive Science Society

Societal background influences social learning in cooperative decision making

L Molleman and S Gächter (2018) Evolution and Human Behavior 39

From good institutions to generous citizens: Top-down incentives to cooperate promote subsequent prosociality but not norm enforcement

Stagnaro, M.N., A.A. Arechar and D.G. Rand (2017) Cognition 167: 212-254

Subsistence styles shape human social learning strategies

L Glowacki and L Molleman (2017) Nature Human Behaviour 1

Bonus versus penalty: how robust are the effects of contract framing?

de Quidt, J., Fallucchi, F., Kölle, F., Nossenzo, D. and S. Quercia (2017). Journal of the Economic Science Association 3 (2): 174–182.

Combining 'real effort' with induced effort costs: the ball-catching task.

S Gächter, L Huang and M Sefton (2016) Experimental Economics 19