Inclusion Criteria:  Current cigarette smokers using only filtered commercially manufactured cigarettes; smoking at least 5 cigarettes daily and smoking for at least last 1 year. Participants must physically present a pack of their preferred brand of cigarettes at the lab session to confirm their status as a cigarette smoker. Not currently undergoing smoking cessation treatment or planning to quit smoking currently or in the next month. Plan to live in the area for the duration of the study. Capable of giving written informed consent, which includes compliance with the requirements and restrictions listed in the combined Informed Consent and HIPAA form. Able to communicate fluently in English (i.e., speaking, writing, and reading) as determined by the research assistant.  Exclusion Criteria:  Use of any nicotine-containing products other than cigarettes. Participants reporting isolated use of other nicotine-containing products less than 5 times per month are eligible to participate. Not actively trying to quit smoking currently and had not made a quit attempt in the past month. Self-report current alcohol consumption that exceeds 25 standard drinks/week. Self-report current pregnancy or breastfeeding. Any self-reported impairment - visual (colorblindness or impairments such as glass eye), physical, and/or neurological impairments preventing the proper completion of the study procedures. Serious or unstable medical condition. Lifetime history of schizophrenia, psychosis, and/or bipolar disorder. Current use or discontinuation of anti-psychotic medications within the last 6 months. Current diagnosis of active major depression. Participants who maintain a diagnosis of major depression who have not experienced any major depressive episodes in the past 6 months and are stable on antidepressant medication(s) are eligible to participate. Inability to provide informed consent or complete any of the study tasks as determined by the principal investigator.