1.3: A simple Logic Model

In its simplest form, a logic model looks like this:

This graphic representation shows the logical relationships between:

A flowchart has three boxes: inputs, outputs, and outcomes or impact. Inputs are what is invested. Outputs are what is done. Outcomes or impact is what results.
  • The resources that go into a program
  • The activities the program undertakes.
  • The changes or benefits that result.

The logic model describes the sequence of events thought to bring about benefits or change over time. It portrays the chain of reasoning that links investments to results.

A logic model is a systems model that shows the connection of interdependent parts that together make up the whole. As with systems thinking, we know that a total program is greater than the sum of the individual parts.

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