Center for Quality and Productivity Improvement, University of Wisconsin-Madison. Excellent reports by experts including: W. Edwards Deming, George Box, Kaoru Ishikawa, Brian Joiner and Peter Scholtes including several on Community Quality efforts.
Deming Learning Network (Aberdeen, Scotland) the local presence of an international community committed to improving the performance of organisations. Our aim is to facilitate the searching out and sharing of global knowledge and experience; and through its members, provide support and assistance in its application.
Curious Cat Management Improvement Library - hundreds of articles selected by us on Quality Management, Six Sigma, Deming, Management Improvement, etc. Includes handbooks, reports, training material, student guides and more.
GOAL QPC - "a not-for-profit educational institution whose mission is to help organizations and communities to grow and prosper." Publisher of the Memory Jogger, Six Sigma Memory Jogger, etc.