title: But is it evolution…?
abstract: We applaud Müller & Schumann (M&S) for bringing needed attention to the problem of motivation for common non-addictive drug use, as opposed to the usual focus on exotic drugs and addiction. Unfortunately, their target article has many underdeveloped and sometimes contradictory ideas. Here, we will focus on three key issues.
authors.affiliation: Department of Anthropology, CSU Sacramento, Sacramento CA 95816. sullivan@csus.edu http://www.csus.edu/indiv/s/sullivanr/
authors.forename: Roger J
authors.initials: RJ
authors.lastname: Sullivan
authors.forename: Edward H
authors.initials: EH
authors.lastname: Hagen
mesh_terms: D055030:Drug Users / Q000523:psychology*; D058999:Drug-Seeking Behavior; D006801:Humans; D008960:Models, Psychological; D011582:Psychological Theory; D011597:Psychomotor Performance / Q000187:drug effects*; D012651:Self Medication / Q000523:psychology*