Visitors   Views   Downloads
NOT PEER-REVIEWED
"PeerJ Preprints" is a venue for early communication or feedback before peer review. Data may be preliminary.

Additional Information

Competing Interests

The authors declare that they have no competing interests.

Author Contributions

Sebastiaan Mathôt conceived and designed the experiments, performed the experiments, analyzed the data, wrote the paper, prepared figures and/or tables, reviewed drafts of the paper.

Jasper Fabius wrote the paper, reviewed drafts of the paper.

Elle van Heusden performed the experiments, wrote the paper, reviewed drafts of the paper.

Stefan Van der Stigchel wrote the paper, reviewed drafts of the paper.

Human Ethics

The following information was supplied relating to ethical approvals (i.e., approving body and any reference numbers):

We have re-used data that was previously collected for a different purpose as part of another study. This other study was approved by the ethics committee of Utrecht University, and all participants had signed informed consent before participating. See https://doi.org/10.7287/peerj.preprints.1478.

Data Deposition

The following information was supplied regarding data availability:

https://github.com/smathot/baseline-pupil-size-study

Funding

The research leading to these results has received funding from: the People Programme (Marie Curie Actions) of the European Union’s Seventh Framework Programme (FP7/2007-2013) under REA grant agreement n° 622738 awarded to Sebastiaan Mathôt. This work is part of the research programme VENI with project number 451-16-023, which is financed by the Netherlands Organisation for Scientific Research (NWO). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.


Add your feedback

Before adding feedback, consider if it can be asked as a question instead, and if so then use the Question tab. Pointing out typos is fine, but authors are encouraged to accept only substantially helpful feedback.

Some Markdown syntax is allowed: _italic_ **bold** ^superscript^ ~subscript~ %%blockquote%% [link text](link URL)
 
By posting this you agree to PeerJ's commenting policies