: Penalizing an offender for a wrong vs. rehabilitating or treating them.

: Distinguishing human agency from accidents or nature.

: Focusing on the individual's mind vs. the external facts of the act.

: The physical commission of a prohibited act or the omission of a legal duty.

: Purposeful wrongdoing vs. failure to meet a standard of care.

" Basic Concepts of Criminal Law " is a seminal legal text by George P. Fletcher that identifies shaping criminal justice systems worldwide. While legal codes vary by jurisdiction, Fletcher argues these underlying debates provide a universal framework for understanding how crimes are defined and punished. The Twelve Basic Distinctions

: The person who does the act vs. those who assist.