How high expectations reshape another person's performance

HostWe often think that how well someone does at work or school is mostly about their own brain or their own drive. But there's this surprising idea that a lot of it might actually come from the person standing at the front of the room.

HostBack in the sixties, a researcher went into a school and basically lied to the teachers about which kids were smart. What actually happened when those kids sat down to learn?

GuestIt's one of those studies that feels like a magic trick. These two researchers, Robert Rosenthal and Lenore Jacobson, went to an elementary school in California called Oak School. They gave all the kids a regular test, but they told the teachers it was a very special tool from Harvard. They claimed it could find late bloomers—kids who were right on the edge of a massive jump in their smarts and were about to just take off.

GuestBut here is the thing. The names they gave the teachers weren't based on the test at all. They just pulled names out of a hat at random. The bloomers were just normal kids. But when the researchers came back a year later, those random kids actually had gained way more points on their smarts tests than their classmates. The teachers’ belief that these kids were about to get smarter actually made them smarter. This idea that high hopes lead to better results is now called the Pygmalion Effect.

HostSo just thinking a kid is going to be a star makes them one? That sounds like a lot of talk about vibes. I mean, how does a thought in a teacher's head actually change a kid's brain?

GuestIt's not about vibes or magic. It's about hundreds of tiny, quiet shifts in how the teacher acts every single day. Rosenthal found that there are four main ways this happens. The first one is the Climate. If a teacher thinks you're a high-flyer, they unconsciously create a warmer world for you. They nod more when you speak. They smile more. They look you in the eye. You feel safe and liked, so you're willing to try harder things.

GuestThen there's the Input. This is the part that really stings. Teachers actually teach more to the kids they expect more from. If a boss thinks an employee is a star, they give them the hard, messy projects and the deep details. They're basically giving those people a better way of learning without even realizing they're doing it. If they don't think much of you, they keep the lessons simple and thin.

HostThat feels incredibly unfair. If they think you're just average, they're basically holding back the good stuff and making sure you stay average.

GuestIt's a huge deal, and it shows up in how we let people speak up, too. This is the third factor, which is the chance to respond. Think about when a teacher asks a question in class. If they think a kid is bright, they'll wait longer for them to find an answer. They'll give them little hints or nudge them to help them get there.

GuestBut if they expect a kid to struggle, they often cut them off quickly to call on someone else. They think they're being kind by saving the kid from feeling embarrassed, but they're actually taking away the chance to practice. You can’t learn if the person in charge keeps jumping in to stop you from failing.

HostIt's like a vote of no confidence every time you get cut off. I can see how that would wear someone down. But what about when they do get an answer right? Does the way we talk about success change too?

GuestThat's the last piece, which is feedback. When a high-potential person does well, we give them specific praise that tells them exactly what they did right. When they mess up, we give them real, helpful notes on how to fix it because we believe they're capable of getting better. But for the people we don't expect much from, the praise is usually just plain and empty, like saying "good job" without meaning it. Or worse, we just ignore their mistakes because we don't think they can do any better anyway. You can’t grow if no one bothers to tell you how to sharpen your work.

HostI get how the teacher is changing their behavior, but does the person on the other side of the desk feel it? At some point, do they start to believe the hype?

GuestThat's the engine that keeps the whole thing running. Eventually, you start to see yourself through the eyes of the person who expects great things from you. You take those high hopes and you take them to heart. It changes the way you see yourself. You start to think that maybe you really are that smart or that capable.

GuestOnce you believe that, you start taking more risks and working through the hard parts, which then proves the teacher was right to believe in you all along. It turns into a loop where the belief creates the reality. It suggests that talent isn't just a fixed thing you're born with. It's something that grows or shrinks depending on the world around you.

GuestThe most striking part of the whole thing is how it flips our idea of talent on its head. We usually think we find the best people and then give them the best tools, but it turns out that believing they're the best is actually the tool that builds them.

HostThose teachers at Oak School thought they were just watching a growth spurt happen, but they were actually the ones fueling it with every nod and every extra minute they gave a student to think.