Actions speak louder than words. In this documentary, experts discuss the signals we send without even realizing and explain how to decipher the signals others give us involuntarily. – Forensic Psychologist Dr. Stephen Porter describes how his team helped solve a murder case by detecting deceit in a witness’s body language during a televised interview. – In Amsterdam, a pioneering company is developing technology that allows computers to identify a person’s gender, ethnicity, and emotional expressions. – Harvard’s Social Psychologist Amy Cuddy shares a fascinating insight: not only do our movements reflect our feelings, but altering our body language can also change our emotions. – Behavior Analyst Dr. Lillian Glass analyzes the communication skills of controversial figures such as Donald Trump, exploring what makes them effective communicators beyond political biases.