Made to Stick

01Overcoming the Fatal Curse of Knowledge

Sharing a brilliant thought should be the easiest thing in the world, yet we have all experienced the crushing disappointment of watching a great idea fall completely flat. We stand in front of a conference room, sit across from a friend, or type out a passionate email, absolutely certain that our message is profound and life-changing. We deliver the punchline, we reveal the strategy, and we wait for the applause or the spark of realization in their eyes. Instead, we are met with blank stares, polite nods, or worse, immediate distraction. The frustrating reality of human communication is that having a great idea is only ten percent of the battle; the other ninety percent is figuring out how to plant that idea securely into someone else's brain. To understand how to do this, we must first examine what makes terrible ideas survive against all odds. Consider the infamous kidney heist urban legend that has circulated the globe for decades. The story usually goes something like this: a weary business traveler checks into a hotel in a strange city, heads down to the hotel bar for a quick drink to unwind, and strikes up a conversation with an incredibly attractive stranger. The stranger offers to buy the next round of drinks. The traveler takes a single sip, the room starts to spin, and everything goes black. Hours later, the traveler wakes up disoriented, shivering, and lying in a hotel bathtub filled to the brim with melting ice. Next to the bathtub is a small table with a phone and a handwritten note that reads, "Call 911 or you will die." The terrified traveler reaches around to their lower back, feels a surgical tube protruding from their skin, and realizes with sheer horror that their kidney has been harvested for the black market. This story is entirely fabricated, yet it has survived for decades, crossing cultural boundaries and language barriers with ease. Why does this morbid piece of fiction stick so effortlessly in our minds, while the thoroughly researched, highly accurate, and incredibly important quarterly strategy document from your company’s executive team disappears from memory the moment the meeting ends? The kidney heist story naturally possesses a specific combination of traits that make it unforgettable. It is simple, unexpected, highly concrete, emotionally resonant, and formatted as a narrative. But if the formula for making ideas stick is so readily apparent in these urban legends, why do intelligent, capable professionals struggle so mightily to replicate it in their own communications? The answer lies in a deeply ingrained psychological flaw that afflicts every single human being on earth: the Curse of Knowledge. In 1990, a Stanford University psychology graduate student named Elizabeth Newton conducted a brilliant and incredibly revealing experiment that perfectly illustrates this fatal communication flaw. She divided her study participants into two distinct groups: the "tappers" and the "listeners." The tappers were given a list of twenty-five well-known songs, such as "Happy Birthday to You" and "The Star-Spangled Banner." Their task was to pick a song and tap out the rhythm of the melody on a wooden table using their knuckles. The listeners' job was simply to guess the song based entirely on the tapping. Before the experiment began, Newton asked the tappers to predict what percentage of the songs the listeners would guess correctly. The tappers confidently predicted a success rate of fifty percent. They assumed that one out of every two songs would be easily recognized. The actual results were absolutely staggering. Out of one hundred and twenty songs tapped, the listeners guessed only three correctly. That is a success rate of merely two point five percent. The tappers had overestimated their success by a factor of twenty. What caused this massive disconnect? When a tapper taps on the table, they are simultaneously hearing the full melody, the rich orchestration, and the lyrics playing loudly in their own head. To them, the rhythm is incredibly obvious. But the listener does not have the music playing in their head. The listener only hears a series of bizarre, disconnected, Morse-code-like knocks on a wooden table. When the listeners inevitably failed to guess the song, the tappers were genuinely shocked and frustrated. They could not comprehend how the listeners could be so dense as to not recognize such an obvious tune. This experiment is the perfect metaphor for the Curse of Knowledge. Once we know something—once we have the "music" of expertise playing clearly in our heads—it becomes nearly impossible for us to imagine what it is like not to know it. We become the tappers. When a brilliant CEO tries to explain a new corporate vision, they are tapping. When an expert software engineer tries to explain a complex system architecture to a new marketing hire, they are tapping. When a seasoned teacher struggles to explain a basic math concept to a confused third grader, they are tapping. The knowledge we possess acts as an invisible barrier, preventing us from communicating clearly with those who do not share our background, vocabulary, or years of hard-won experience. The Curse of Knowledge is the ultimate villain of effective communication. It tricks us into using dense jargon, abstract concepts, and overly complicated explanations. We assume that because we understand the nuances and the underlying data, our audience will naturally grasp them too. We mistakenly believe that more information equals better communication, completely forgetting that our audience is hearing nothing but a confusing series of taps. Defeating this villain requires a conscious, deliberate effort to unlearn our instincts and reformat our ideas. We cannot simply rely on our own internal understanding; we must translate our ideas into a universal language that human brains are hardwired to process. This is where the SUCCESs framework comes into play. By examining thousands of sticky ideas, from ancient proverbs to modern advertising campaigns, the authors identified six core principles that consistently overcome the Curse of Knowledge. These principles are Simplicity, Unexpectedness, Concreteness, Credibility, Emotions, and Stories. When combined, these six elements form a powerful antidote to our natural tendency to overcomplicate and obscure our most important messages. Mastering this framework does not require innate charisma, a massive marketing budget, or a degree in psychology. It simply requires a willingness to step outside of your own head, turn off the music playing in your mind, and carefully construct your message from the perspective of the listener.