Wilma Koutstaal

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About

Wilma Koutstaal is a cognitive psychologist whose research bridges the frontiers of attention, memory, and emotional perception, with a particular focus on how stress and context shape human cognition. Her most-cited work, "Perceiving emotions in robot body language: Acute stress heightens sensitivity to negativity while attenuating sensitivity to arousal" (2017, 21 citations), exemplifies her innovative approach to understanding the interplay between acute stress and social perception. In this study, she demonstrated that stress selectively sharpens our ability to detect negative emotional cues in non-human agents—such as robots—while simultaneously dulling our awareness of arousal signals. This finding has profound implications for human-robot interaction, affective computing, and stress research. Beyond this, Koutstaal has made significant contributions to the study of cognitive flexibility, memory updating, and the role of emotion in decision-making. Her work is characterized by a rigorous experimental methodology and a keen interest in real-world applications, from mental health to technology design. With a citation count that continues to grow, Koutstaal is recognized as a thoughtful and influential voice in cognitive science, inspiring students and researchers to explore the nuanced ways our minds adapt to a rapidly changing world.