Evaluation Glossary

Logic Model

A diagram and text that describes and illustrates the logical (causal) relationships among program elements and the problem to be solved, thus defining measurements of success.


US Environmental Protection Agency. (2007). Program Evaluation Glossary. Office of the Administrator/Office of Policy/Office of Strategic Environmental Management/Evaluation Support Division.

Related Terms

Impact Theory
Impact Theory
Log Frames
Logical Framework
Outcome Map
Pathway of Change
Program Model
Results Framework
Theory of change