Identifying a subset of fear-evoking pictures from the IAPS on the basis of dimensional and categorical ratings for a German sample

Measuring emotion: The self-assessment manikin and the semantic differential

Margaret M. Bradley, Peter J. Lang · Journal of Behavior Therapy and Experimental Psychiatry · 1994 · 9.4K citations

Social Sciences, Behavioral Sciences, Psychology +14

International affective picture system (IAPS) : affective ratings of pictures and instruction manual

Pj. Lang · CTIT technical reports series · 2005 · 5.4K citations

Nursing, Behavioral Sciences, Affective Neuroscience +9

International Affective Picture System (IAPS) : Technical Manual and Affective Ratings

Peter J. Lang · Medical Entomology and Zoology · 1995 · 2.9K citations

Social Sciences, Behavioral Sciences, Psychology +11

Autonomic Nervous System Activity Distinguishes Among Emotions

Paul Ekman, Robert W. Levenson, Wallace V. Friesen · Science · 1983 · 2.7K citations

Life Sciences, Neuroscience, Psychology +15

Are Emotions Natural Kinds?

Lisa Feldman Barrett · Perspectives on Psychological Science · 2006 · 1.8K citations

Social Sciences, Neuroscience, Psychology +15