Why Debunking Myths About Vaccines Hasn’t Convinced Dubious Parents

Harvard Business Review

In the 1940s, Austrian psychologist Fritz Heider created what has become a legendary piece of research that reveals the need for people to craft narratives. Heider created a short, simple animation of two triangles, a rectangle and a circle. But all you’re doing is reinforcing the information you don’t want people to hear, increasing their resistance to your message, and making it harder for them to hear you in the first place.