Publicly available data sets

My motto: if you can answer a question with existing data, why collect it anew?

General psychology

• Brick, C. (2019). Directory of free, open psychological datasets. PsyArXiv. doi.org/10.17605/osf.io/th8ew

Neuroscience and lab-based decision-making

• Here is a link to a large database of behavioral datasets.
• Here is a paper describing a database of >145 confidence datasets.
• This paper describes a perceptual decision making task with psychopathology questionnaires, dataset here.

Surveys

• European Social Survey, including Make it Green: https://share-eric.eu/news-events/news-details/sogreen-questionnaire-module

Other large platforms

• https://odissei-data.nl/