Eric-Jan Wagenmakers

CEO / Founder. Guides the development of JASP.

Alexander Ly

CTO. Responsible for guiding JASP’s scientific and technological strategy and developer of some Bayesian tests.

Bruno Boutin

Lead Software Developer. Responsible for the core development of JASP.

Joris Goosen

Software developer. Responsible for the core development of JASP.

Tim de Jong

Software Developer. Responsible for the core development of JASP.

Don van den Bergh

Analyst/Software developer. Responsible for the frequentist and Bayesian reliability analysis, the machine learning module, and the network module. Also part of the workshop organization team.

Amir Masoud Abdol

Software developer. Responsible for the core development of JASP.

Šimon Kucharský

Responsible for JASP examples and educational material.

Koen Derks

Responsible for the audit module, the machine learning module, and the bain module.

Johnny van Doorn

Analyst. Responsible for Bayesian nonparametric analyses and part of the workshop organization team.

František Bartoš

Contributing to the underlying R code.

Jonas Petter

Contributing to the underlying R code.

Sophie Berkhout

Responsible for the Bayesian meta-analysis.

Jill de Ron

Extending the educational contribution of JASP.

Akash Raj

Software Developer. Responsible for the implementation of UI elements. Implemented the Summary Stats module.

Alexandra Sarafoglou

Analyst. Contributing to the multinomial analysis, the video tutorials, and the JASP workshop.

Erik-Jan van Kesteren

Software developer. Responsible for adding plots, functions, and UI elements, and interfacing R and C++.

Quentin Gronau

Analyst. Responsible for the t-tests and the binomial test. Implemented the figures for the Bayesian analyses.

Robbert de Vries

Responsible for marketing and communication. Contributing to educational material, the underlying R code and video production.

Angelika Stefan

Contributing to the JASP data library and educational material.

Maarten Marsman

Contributing to the underlying R code.

Melle van der Linde

Responsible for marketing and communication.

Maximilian Maier

Extending the educational contribution of JASP.

Malte Lüken

Contributing to the underlying R code.

Dora Matzke

Analyst. Responsible for developing and maintaining the help functionality and the JASP documentation.

Raoul Grasman

Data scientist and code contributor. Responsible for improving code and developing new modules.

Herbert Hoijtink

Contributing to the Informative Hypotheses module.

Joris Mulder

Contributing to the Informative Hypotheses module.

Xin Gu

Contributing to the Informative Hypotheses module.

Richard Morey

Author and maintainer of the BayesFactor package.

Jiashun Wang

Contributing to the underlying R code.

Alexander Heinz

Responsible for marketing and communication.