The aim of this study is to validate a new hybrid (ecological + virtual) decision-making tool. The difference in behavior (risky choices) between the "hybrid" task and the "virtual" task will be evaluated.

Inclusion Criteria:

• Men and women aged 18 to 65 inclusive
• Subjects with no neurological or psychiatric disorders
• Subjects with no addictive disorder except tobacco
• Signed informed consent indicating that the subject has understood the purpose and procedures of the study and agrees to participate in the study and to abide by the requirements and restrictions inherent in the study
• Affiliation with a French social security scheme or beneficiary of such a scheme.

Exclusion Criteria:

• Men and women under 18 or over 65 years of age
• Subjects suffering from a neurological or psychiatric disorder
• Subjects suffering from an addictive disorder, with the exception of tobacco
• Legal incapacity or limited legal capacity
• Subject unlikely to cooperate with the study and/or poor cooperation anticipated by the investigator
• Subject without health insurance
• Pregnant
• Subject within the exclusion period of another study or on the "national volunteer list".