Final answer:
The subject of this question is addictive behaviors or the study of addiction, which is extensively researched by medical anthropologists and psychologists.
Step-by-step explanation:
Based on the information provided, the subject of this question is addictive behaviors or the study of addiction. Addiction refers to the compulsive use of a substance despite negative consequences. It involves both physical and psychological dependence on the substance.
Researchers in the field of psychology, specifically medical anthropologists, have extensively studied addiction from cultural, biological, and societal perspectives. They analyze how addiction is influenced by factors such as race, class, immigration status, and social dislocation.
Some key sources for further exploration include works by Angela Garcia and João Biehl, as well as publications from the National Institute on Drug Abuse.