Business Week has a post titled How to Run a Meeting Like Google. The post is around a year old but the advice given is solid and will lead to more effective meetings.
No one wastes time searching for a purpose at Marissa Mayer’s meetings — even five-minute gatherings must have a clear agenda.
Her sixth rule says “Stick to the clock. Add respecting other peoples time (and efforts) and being prepared to her list and meetings will be effective instead of a waste of time.
This was originally posted at another (now extinct) blog of mine.