That's not necessarily true. You can have well executed group meeting without an agenda. In fact I used to distribute agendas before our weekly meeting, and the

That's not necessarily true. You can have well executed group meeting without an agenda. In fact I used to distribute agendas before our weekly meeting, and then stopped because it wasn't helpful. The meetings were quite productive with and without the agenda- but I saved my time and my teams time by not preparing an agenda. That's not to say that agenda's should never be used, just that they are necessary for well execution.