6.1 Describe how positivists seek to uncover the basic causes of crime.

6.2 Identify several early biological theories and the issues related to these theories.

6.3 Discuss the development of more recent biological theories.

6.4 Summarize the influence of the individual human mind, personality, and behavior on crime as presented by psychological theories.

6.5 Identify the connection between biological and psychological theories and crime policy.