I've heard from time to time that a ScrumMaster is just a facilitator, or just a coach. I disagree; rather, I feel that the ScrumMaster must have business sense, communication skills, tact, and political savvy in order to have the slightest chance at a successful transition.
The perfect ScrumMaster would probably have advanced degrees in engineering, business, sociology, education, and in psychology, and have worked as change agent and manager of projects with different degrees of uncertainty in different industries and sectors, and would have the energy of a teenager, the spirit of a sport champion and the wisdom of a crowd of experts.
– Dr. Rafael E. Landaeta, Old Dominion University
By now you understand ...