MEASURE Evaluation created many formal and informal communities of practices that helped to foster the capture and exchange of knowledge.
Read about them:
AIMEnet - the HIV/AIDS Monitoring and Evaluation Network
DataUseNet - a community for those working to improve the use of data
GEMNet-Health - Global Evaluation and Monitoring Network for Health
Pima - a network for M&E professionals in Kenya
RELACSIS - a network for Spanish-speaking professionals working to strengthen health information systems
RHINO - the Routine Health Information Network