This audio lecture (MP3 Format)overviews the sources and nature of criminal law. Examines the theories of punishment, actus reus, mens rea, mistake of fact, and actual and proximate causation. Also addresses various defenses and criminal acts. Sum & Substance Audio Series allows you to assimilate the essentials of the course at your convenience - listen while working, commuting, exercising or just relaxing. The information and ideas you struggled with previously are now brought to life simply and succinctly. Also included is a one hour review lecture and a handout for note-taking. These audio lectures are time saving, convenient and effective. Lifetime Guarantee.