Dr. Lisa Feldman Barrett, Ph.D., a Distinguished Professor of Psychology at Northeastern University is a world expert in the science of emotions. She explains what emotions are and how the brain represents and integrates signals from our body and the environment around us to create our unique emotional states. Also discussed are actionable tools for how to regulate feelings of uncertainty and tools to better understand the emotional states of others. This episode ought to be of interest to anyone curious about the neuroscience and psychology underlying emotions and for those who seek to better understand themselves and relate to others and the world in richer, more adaptive ways.