Trying to provide a lucrative definition for addiction has been a source of frustrations for scientists ever since the beginning of the 20th century. Provided this fact, the present paper intends to offer a clear review of some of the main approaches to addiction, in order to help conceptualize cases when confronted within a specialists’ practice. Such approaches include the dependency perspective, the psychiatric perspective and the psycho-dynamic perspective, as all such approaches provide the specialist with important components to support an addiction intervention.