How to Improve

​​​IHI uses the Model for Improvement as the framework to guide improvement work.

Model for ImprovementThe Model for Improvement,* developed by Associates in Process Improvement, is a simple, yet powerful tool for accelerating improvement. This model is not meant to replace change models that organizations may already be using, but rather to accelerate improvement.

Learn about the fundamentals of the Model for Improvement and testing changes on a small scale using Plan-Do-Study-Act (PDSA) cycles.


Langley GL, Moen R, Nolan KM, Nolan TW, Norman CL, Provost LP. The Improvement Guide: A Practical Approach to Enhancing Organizational Performance (2nd edition). San Francisco: Jossey-Bass Publishers; 2009.
**For permission requests to use the Model for Improvement figure and/or related content, please contact the book publisher, Jossey-Bass (Wiley).

Visit the Improvement Capability Topic page >>


Video: An Illustrated Look at Quality Improvement in Health Care



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