How Does Robert Sapolsky - Individual selection and dominance hierarchies Work?

Robert Sapolsky shows how some animals pick leaders based on who’s strongest or smartest, like a schoolyard game where the toughest kid gets to be in charge.

Imagine you're at recess, and there's a game of tag. The first person to catch everyone becomes the leader. But not everyone plays fair, sometimes the biggest kid just grabs the ball and runs off with it, making everyone else chase him. That’s like individual selection, the strongest or fastest one gets to be in charge because they’re better at winning.

Now think about a group of kids who play this game every day. The same strong kid keeps being picked as leader over and over again. This creates a dominance hierarchy, like a class where the biggest kid is always first, then the next strongest, and so on, just like a line for lunch at school.

Sometimes, though, the smartest kid figures out a trick to beat the big one, maybe by sneaking up behind them or teaming up with others. That’s how dominance hierarchies can change, not always just by strength, but also by cleverness and teamwork.

So, it's like having a club where the leader isn’t always the same person, sometimes they’re the biggest, sometimes the smartest, and everyone plays along.