Bruce Friedman

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Faculty, Department of Psychology
Faculty, Cognitive Neuroscience and Biopsychology
Faculty, Mind-Body Lab
Office Hours
M 9:15-11:45 or by appointment via Zoom:

Office Address
221 Williams Hall
Office Phone
Research Center/Lab
Curriculum Vitae
Short Bio
1992 Ph.D. in Experimental Psychology, The Pennsylvania State University, University Park, PA
1989 M.S. in Experimental Psychology, The Pennsylvania State University, University Park, PA
1985 B.A. in Psychology, Case Western Reserve University, Cleveland, OH
  • Psychophysiology of anxiety, emotion, and personality
  • Analysis of heart rate variability and autonomic nervous system activity
  • Mind-Body interactions and health
Recent Courses Taught
  • 6954 - Biological, Clinical, and Developmental Perspectives on Stress and Trauma
  • 6954 - Emotion, Stress, & Health
  • 6954 - Polyvagal theory
  • 6954 - Biopsychology of Emotion
  • 5294 - Psychophysiology
  • 4064 - Physiological Psychology
  • 4014 - History and Systems in Psychology
  • 2064 - Introduction to Neuroscience of Behavior/Nervous Systems and Behavior
  • 2054 - Psychology of Personality
Select Publications
  • Kissel, H.A., & Friedman, B.H. (2023). Participant diversity in psychophysiology. Psychophysiology, 00:e14369. Advance online publication.
  • Grant, S., Kim, K., & Friedman, B.H. (2023). How long is long enough? Controlling for acute caffeine intake in cardiovascular research. Brain Sciences, 13, 1-22, 224.
  • Yang, X., Nackley, B., & Friedman, B.H. (2023). Comparison between the effects acute of physical and psychosocial stress on a feedback-based learning task. Brain Sciences, 13, 1127.
  • Yang, X., Spangler, D.P., Jennings, J.R., & Friedman, B.H. (2023). Cardiac timing and threatening stimuli influence ex-Gaussian parameters of reaction time and response inhibition in a Go/No-go Task. Psychophysiology, 60, e14260.
  • Huskey, A., Taylor, D., & Friedman, B.H. (2022). ‘Generalized unsafety’ as fear inhibition to safety signals in adults with and without childhood trauma. Developmental Psychobiology,64, e22242.
  • Lewis, M. W., Friedman, B. H., & Jones, R. T. (2021). Increases and decreases in fear potentiated startle during fear acquisition: A latent class growth analysis. Psychology & Neuroscience. Advance online publication.
  • Nackley, B.N., & Friedman, B.H. (2021). Only time will tell: Acute stress response patterns with time series analysis. International Journal of Psychophysiology, 166, 160-165.
  • Nguyen, T., Condy, E.E., Park, S., Friedman, B.H., & Gandjbakhche, A. (2021). Comparison of functional connectivity in the prefrontal cortex during a simple and an emotional Go/No-Go task in female versus male groups: an fNIRS study. Brain Sciences, 11, 1-11, 909.
  • Spangler, D.P., Cox, K.R., Thayer, J.F., Brooks, J.R., & Friedman, B.H. (2021). Interplay between state anxiety, heart rate variability, and cognition: An ex-Gaussian analysis of response times. International Journal of Psychophysiology, 159, 60-70.
  • Yang, X, Spangler, D.P., Thayer, J.F., & Friedman, B.H. (2021) Resting heart rate variability modulates the effects of concurrent working memory load on affective startle modification. Psychophysiology. 00:e13833.
  • Condy, E.E., Friedman, B.H., & Gandjbakhche, A. (2020). Probing neurovisceral integration via fNIRS and heart rate variability. Frontiers in Neuroscience, 14, Article 575589.
  • Grant, S. S., Huskey, A., Faunce, J. A., & Friedman, B. H. (2020). Negative memory biases in health and psychiatric disorders. In T. Aue & H. Okon-Singer (Eds.), Cognitive biases in health and psychiatric disorders; Neurophysiological foundations (pp. 173-191). San Diego: Elsevier.
  • Condy, E.E., Scarpa, A., & Friedman, B.H. (2019). Restricted repetitive behaviors in autism spectrum disorder: A systematic review from the neurovisceral integration perspective. Biological Psychology, 148. Advance online publication.
  • Friedman, B.H. (2019). For distinguished contributions to psychophysiology: Julian F. Thayer. Psychophysiology, 2019;00:e13475.
  • Patriquin, M.A., Hartwig, E.M., Friedman, B.H., & Porges, S.W., & Scarpa, A. (2019). Autonomic response in autism spectrum disorder: Relationship to social and cognitive functioning. Biological Psychology.145, 185-197.
  • Grant, S.S., Magruder, K.P., & Friedman, B.H. (2018). Controlling for caffeine in cardiovascular research: A critical review. International Journal of Psychophysiology, 133, 193-201. doi:10.1016/j.ijpsycho.2018.07.001
  • Condy, E.E., Scarpa, A., & Friedman, B.H. (2017). Respiratory sinus arrhythmia predicts restricted repetitive behavior severity. Journal of Autism and Developmental Disorders, 47, 2795–2804. doi:10.1007/s10803-017-3193-2
  • McGinley, J.J., & Friedman, B.H. (2017). Autonomic specificity in emotion: The induction method matters. International Journal of Psychophysiology, 18, 48–57.
  • Spangler, D.P., & Friedman, B.H. (2017). A little goes a long way: Low working memory load is associated with optimal distractor inhibition and increased vagal control under anxiety. Frontiers in Human Neuroscience, 11, 1-15.
  • Yang, X., & Friedman, B.H. (2017). Individual differences in behavioral activation and cardiac vagal control influence affective startle modification. Physiology & Behavior, 172, 3-11.
  • Yang, X., Jennings, J.R., & Friedman, B.H. (2017) Exteroceptive stimuli override interoceptive state in reaction time control. Psychophysiology, 54, 1940-1950. DOI: 10.1111/psyp.12958
  • Allen, B., & Friedman, B.H. (2016). Threatening the heart and mind of gender stereotypes: can imagined contact influence the physiology of stereotype threat? Psychophysiology, 53, 105-112.
  • McGinley, J.J., & Friedman, B.H. (2015). Autonomic responses to lateralized cold pressor and facial cooling tasks. Psychophysiology, 52, 416-424.
  • Spangler, D.P., & Friedman, B.H. (2015). Effortful control and resiliency exhibit different patterns of cardiac autonomic control. International Journal of Psychophysiology, 96, 95–103.
  • Friedman, B.H., Stephens, C.L., & Thayer, J.F. (2014). Redundancy analysis of autonomic and self-reported responses to induced emotions. Biological Psychology, 98, 19-28.
  • Patriquin, M.A., Scarpa, A., & Friedman, B.H. (2013). Physiological assessment. In B.D. McLeod, A. Jensen-Doss, & T.H. Ollendick (Eds.), Diagnostic and behavioral assessment in children and adolescents (pp. 219-239). New York, NY: Guilford Press.
  • Patriquin, M.A., Scarpa, A., Friedman, B.H., & Porges, S.W. (2013). Respiratory sinus arrhythmia: A marker for positive social functioning and receptive language skills in children with autism spectrum disorders. Developmental Psychobiology, 55, 101-112.
  • Friedman, B.H. (2010). Feelings and the body: The Jamesian perspective on autonomic specificity of emotion. Biological Psychology, 84, 383-393.
  • Friedman, B.H. (2007). An autonomic flexibility-neurovisceral integration model of anxiety and cardiac vagal tone. Biological Psychology, 74, 185-199.