Aim. Our primary aim is to get insight into the psychological and neurophysiological underpinnings of emotions in humans and great apes. Key words. Comparative psychology, evolutionary cognition, emotion, great apes, body language, facial expressions, pupil size, mimicry and synchrony, mood disorders, trust and cooperation. Methods. touchscreen, non-invasive psychophysiological techniques, eye-tracking, behavioral observations. Open Science. Since 2019, […]