From John Hopkins University, delivered via Coursera (online, free) for five weeks from 3 June 2013. Weekly workload is given as 2-5 hours per week.
Cheryl Dennison Himmelfarb and Peter J. Pronovost
This course will introduce the basic principles of the science of safety in healthcare. Course content will be of relevance to members of the healthcare delivery team, including nurses, as well as the healthcare consumers in the general public.
More details, and signup information at