MEASURE Evaluation
Check out MEASURE Evaluation for several helpful courses and resources for use in national and global public health efforts. The free Mini-Tutorials and Non-Certificate Courses are a great place to refresh MPH skills, especially if you are working with HIV/AIDS or population health. The Certificate Courses offer a wide variety of options, such as Data Quality and Geographic Approaches to Global Health.
Kristen Mallory, MPH, who is currently working for Children International, recommended this resource.
Check out Resources for MPHGrads to find other useful gems to help you make a difference in the world.