They work very well. I work with many government organizations now that deploy these very tools, and the actions are working to improve communication, increase process visibility and get people on the same page about process opportunities.
Malcom Baldrige is a program that awards organizations in different industries for continuous improvement. It is the only award issued by the President of the United States, for continuous improvement. For more information, click on this link: https://www.nist.gov/baldrige