Piotr Marszalkowski is Humintell’s Polish affiliate. Piotr has a successful blog on nonverbal behavior and body language as well as a popular YouTube channel. He is a certified trainer in several Polish Associations and has appeared on a number of Polish media outlets including TV and radio. In addition to being an official re-seller of Humintell online training courses via his various marketing channels, Piotr has translated a number of articles on emotion and microexpressions from English to Polish.