Stress changes the human brain, enhancing some abilities and degrading others. In some of the most dangerous industries, creators of life-saving products have discovered how to leverage brain science and smart design to harness good instincts while reducing panic and aggression. They use human-centered design to help their users land airplanes, avoid car crashes, resuscitate heart attack victims, and escape burning buildings. Apply their techniques to your work in any field to create clear, intuitive experiences that effectively guide the behavior of your users, no matter their state of mind.