They hang out together, play together, and groom each other. Solitary behavior is very rare among them. Most workplaces isolate human primates into rows of desks, cubicles, and offices. Productivity, by definition, excludes unnecessary conversation and interaction. Business requires and expects humans to overcome human nature while at work.
Meetings are as much a workplace task as entering data or taking customer calls.
At least they should be. Companies that are serious about effective teams find that meetings become the setting for much of their most important work. Resistance may be useless. If the future reflects the past, most of our peak experiences as workers will take place in groups. Most people have experienced the rare meeting with a real breakthrough.