A Great ScrumMaster Can Handle One Team at a Time
“An adequate ScrumMaster can handle two or three teams at a time. If you’re content to limit your role to organizing meetings, enforcing timeboxes, and responding to the impediments people explicitly report, you can get by with part time attention to this role. The team will probably still exceed the baseline, pre-Scrum expectation at your organization, and probably nothing catastrophic will happen.