Study of Thinking and Emotion at Stanford University <br> <br>The CAAN lab at Stanford University is conducting a study in the Psychology Department on thinking and emotion. We are looking for adults age 21-55 with no history of any clinical psychiatric/psychological disorders to participate for payment in our study. <br> <br>An eligible participant will engage in 3 components: 1. diagnostic interview and questionnaires, 2. behavioral session consisting of computer tasks, speech, and short interview, and 3. brain imaging session using non-invasive magnetic resonance imaging (MRI) to visualize brain activity while doing a variety of engaging tasks. For MRI eligibility, you must not have any metal embedded in your body, not be taking any medications that affect blood flow or thinking/emotion, and not have claustrophobia. Participants must be US citizens or green card holders, and must be fluent in English. <br> <br>We are specifically looking for: <br> <br>Latino Male age 27-31 <br>Caucasian Male age 37-47 <br>African-American Male age 41-45 <br>Asian Male age 20-26 <br> <br>If you do not meet any of these criteria but still are interested in participating in our study, you may still contact us for future inclusion in the study. <br> <br>For further information, please reply to this post by calling <br>650-723-5977; please mention that you are interested in the Thinking and Emotion study and leave your phone number and times you are available for a 15-20 minute screening interview. <br> <br>