Recognition Works on the People Who Don't Get It
Unannounced thank-you cards raised output on a data-entry shift. Most of the gain came from the people who didn't receive one.
Researchers hired more than 300 people for a three-hour data-entry shift. Two hours in, some work groups got an unannounced thank-you card. No money, no promise of more work, just public acknowledgement of who had done well.
Output rose 5.2 percent where everyone got a card, and 7.3 percent where only the top three did. The surprise is where the gain came from: the people who received nothing. Non-recipients lifted output about 6.6 percent, more than double the improvement of the card holders.
The mechanism is information. Public recognition tells the room where the bar sits and who cleared it. Recipients learn they are already near the top. Everyone else learns something sharper about their own standing, and most respond by closing the gap.
Note the shape of it. Recognizing the top three beat recognizing everyone, and it also beat recognizing only the single best performer, whose card was too rare to tell the room much.
The nudge: Name a few specific people in front of the team rather than thanking everyone equally. Most of the effect is landing on the people you didn't name.
Source: Bradler, Dur, Neckermann & Non, Employee Recognition and Performance: A Field Experiment, Management Science (2016)
