# Decision-making in games

PARTICIPANT INFORMATION SHEET

Central University Research Ethics Committee Approval Reference: R90986/RE001

1. ## Introductory paragraph

You are being invited to take part in a research project. Before you decide it is important for you to understand why the research is being done and what it will involve. Please take time to read the following information carefully and discuss it with others if you wish. Ask us if there is anything that is not clear or if you would like more information. Take time to decide whether you wish to take part.

1. ## Why is this research being conducted?

We are interested in how people make decisions in everyday life. By analysing decisions collected in simple tasks and games, we aim to improve our understanding of the mental operations that result in successful decision making.

1. ## Why have I been invited to take part?

You have been invited to participate as you are aged 18 years of age and over and speak fluent English. You also need to be using a desktop or a laptop.

1. ## Do I have to take part?

No. It is up to you to decide whether to take part. You can withdraw from the research, without giving a reason, and without negative consequences, by closing the browser window at any time. Your data will be used only if you complete the study.

1. ## What will happen to me if I take part in the research?

If you are willing to take part, you will consent to this by completing the consent form below. Then, you will complete an online study, involving a series of games and decisions and judgments about what you see or read. The session will take 40 minutes or less, with regular breaks.

1. ## What are the possible disadvantages and risks in taking part?

There are no known disadvantages or risks associated with this study.

1. ## Are there any benefits in taking part?

There will be no direct or personal benefit to you from taking part in this research.

1. ## Expenses and payments

You will receive compensation for your participation, as advertised on Prolific.

1. ## What information will be collected and why is the collection of this information relevant for achieving the research objectives?

We will not collect your name or IP address.

We will collect data on your decisions, subjective confidence, and decision times. This data will be analysed by us using statistical and computational tools as part of our research, looking at the psychological processes underlying decision-making in humans.

Research data will be stored in servers owned by the University of Oxford. Non-identifiable research data will be openly shared with the scientific community in an online database.

1. ## Will the research be published? Could I be identified from any publications or other research outputs?

The findings from the research may be written up in academic publications and conference presentations. In case data will be used as part of a master’s thesis, a copy of the thesis will be deposited both in print and online in the Oxford University Research Archive where it will be publicly available to facilitate its use in future research.

You will not be identifiable from these outputs.

1. ## Data Protection

The University of Oxford is the data controller with respect to your personal data and, as such, will determine how your personal data is used in the research. The University will process your personal data for the purpose of the research outlined above. Research is a task that is performed in the public interest. Further information about your rights with respect to your personal data is available from the University’s Information Compliance web site at https://compliance.admin.ox.ac.uk/individual-rights.

1. ## Who has reviewed this research?

This research has received ethics approval from a subcommittee of the University of Oxford Central University Research Ethics Committee. (Ethics reference: R90986/RE001).

1. ## Who do I contact if I have a concern about the research or I wish to complain?

If you have a concern about any aspect of this research, please contact Dr. Matan Mazor, matan.mazor@psy.ox.ac.uk, and I will do my best to answer your query. I will acknowledge your concern within 10 working days and give you an indication of how it will be dealt with. If you remain unhappy or wish to make a formal complaint, please contact the Chair of the Research Ethics Committee at the University of Oxford who will seek to resolve the matter as soon as possible:

The Chair, Medical Sciences Interdivisional Research Ethics Committee;
Email: ethics@medsci.ox.ac.uk Address: Research Services, University of Oxford, Boundary Brook House, Churchill Drive, Headington, Oxford OX3 7GB

1. ## Further Information and Contact Details

If you would like to discuss the research with someone beforehand (or if you have questions afterwards), please contact:

Dr. Matan Mazor

Department of Experimental Psychology

Matan.Mazor@psy.ox.ac.uk

Consent to take part in “Decision-making in games”

Central University Research Ethics Committee (CUREC) approval reference: R90986/RE001

Purpose of Study: Revealing the mental operations that result in successful decision making.

By clicking "Continue to experiment", I confirm that I read and agree with the following:

1. I confirm that I have read and understand the information for the above research. |
2. I understand that my participation is voluntary and that I am free to withdraw at any point without giving any reason. |
3. I understand that all non-identifiable data associated with this study, including my decisions, decision times, confidence ratings, and answers to questionnaires, will be openly shared in an online repository. |
4. I understand that I will not be identifiable from any publications or presentations associated with this project. |
5. I give permission for you to contact me again to clarify information. |
6. I understand how to raise a concern or make a complaint. |
7. I agree to take part. |