Consent form

The current study examines decision making. The study is designated for people between the ages of 18-35 and takes between 5 and 10 minutes to participate.

In the first stage of the study, you will be asked to participate in a task in which you have to choose between two options. In the second stage of the study, you will be asked to fill out 3 short questionnaires.

You are under no obligation to participate in the task or to answer the questionnaires, and you are free to withdraw at any point throughout the experiment. No identifying personal information will be collected (such as your name, phone number or IP address). All information you do provide will remain confidential and will be used only for the study purposes.

Your answers can help many people, thank you for your cooperation and for the important help.

This experiment includes 50 trials in which you will be asked to choose one of two cards that will be presented on the screen. Each time you choose a card, click on it. The card will flip upside down and its token worth will be revealed and added to your gain which will appear on the top part of the screen. Try to gain as much tokens as possible!


+ 6
+ 4

Mission accomplished! You have gained 0 tokens, well done!
Press "next" in order to answer the questioners.

For each of the following situations described, please indicate how much it characterizes you. Use the ranking scale in front of you, which ranges from "never" to "very often". Please refer to your situation in the last six months. If you are taking ADHD medication (such as Ritalin), please consider each situation when you are not under the influence of the medication.

Over the last six months Never Rarely Sometimes Often Very Often
How often do you have trouble wrapping up the final details of a project, once the challenging parts have been done?
How often do you have difficulty getting things in order when you have to do a task that requires organization?
How often do you have problems remembering appointments or obligations?
When you have a task that requires a lot of thought, how often do you avoid or delay getting started?
How often do you fidget or squirm with your hands or feet when you have to sit down for a long time?
How often do you feel overly active and compelled to do things, like you were driven by a motor?
How often do you make careless mistakes when you have to work on a boring or difficult project?
How often do you have difficulty keeping your attention when you are doing boring or repetitive work?
How often do you have difficulty concentrating on what people say to you, even when they are speaking to you directly?
How often do you misplace or have difficulty finding things at home or at work?
How often are you distracted by activity or noise around you?
How often do you leave your seat in meetings or other situations in which you are expected to remain seated?
How often do you feel restless or fidgety?
How often do you have difficulty unwinding and relaxing when you have time to yourself?
How often do you find yourself talking too much when you are in social situations?
When you’re in a conversation, how often do you find yourself finishing the sentences of the people you are talking to, before they can finish them themselves?
How often do you have difficulty waiting your turn in situations when turn taking is required?
How often do you interrupt others when they are busy?

The following questions ask about how you have been feeling during the past 30 days. For each question, please circle the number that best describes how often you had this feeling.

During the past 30 days, about how often did you feel... None of the time A little of the time Some of the time Most of the time All of the time
...restless or fidgety? depressed that nothing could cheer you up?
...that everything was an effort?
What is your gender?

What is your education?

In the past, have you ever been diagnosed with ADHD?

If the answer is yes: by whom?

Have you ever used medical treatment for ADHD?

Do you take ADHD medicine nowadays?

Did you take ADHD medicine today?