Publications of Bethany E. Kok

Engert, V., Kok, B. E., Puhlmann, L. M., Stalder, T., Kirschbaum, C., Papanastasopoulou, C., … Singer, T. (2018). Exploring the multidimensional complex systems structure of the stress response and its relation to health and sleep outcomes. Brain, Behavior, and Immunity, 73, 390–402.

Fredrickson, B. L., & Kok, B. E. (2018). Evidence for the upward spiral stands steady: A response to Nickerson. Psychological Science, 29, 467–470.

Isgett, S. F., Kok, B. E., Baczkowski, B., Algoe, S. B., Grewen, K. M., & Fredrickson, B. L. (2017). Influences of oxytocin and respiratory sinus arrhythmia on emotions and social behavior in daily life. Emotion, 17, 1156–1165.

Engert, V., Kok, B. E., Papassotiriou, I., Chrousos, G. P., & Singer, T. (2017). Specific reduction in cortisol stress reactivity after social but not attention-based mental training. Science Advances, 3. doi:10.1126/sciadv.1700495

Lumma, A.-L., Kok, B. E., & Singer, T. (2017). Corrigendum to “Is meditation always relaxing? Investigating heart rate, heart rate variability, experienced effort and likeability during training of three types of meditation.” International Journal of Psychophysiology, 117, 126–130.

Kok, B. E., & Singer, T. (2017). Phenomenological fingerprints of four meditations: Differential state changes in affect, mind-wandering, meta-cognition and interoception before and after daily practice across nine months of training. Mindfulness, 8, 218–231.

Kok, B. E., & Singer, T. (2017). Effects of contemplative dyads on engagement and perceived social connectedness over 9 months of mental training: A randomized clinical trial. JAMA Psychiatry, 74, 126–134.

Kok, B. E., & Singer, T. (2017). Erratum to: Phenomenological fingerprints of four meditations: Differential state changes in affect, mind-wandering, meta-cognition, and interoception before and after daily practice across 9 months of training. Mindfulness, 8, 257–258.

Bornemann, B., Kok, B. E., Böckler, A., & Singer, T. (2016). Helping from the heart: Voluntary upregulation of heart rate variability predicts altruistic behavior. Biological Psychology, 119, 54–63.

Pek, J., Chalmers, R. P., Kok, B. E., & Losardo, D. (2015). Visualizing confidence bands for semiparametrically estimated nonlinear relations among latent variables. Journal of Educational and Behavioral Statistics, 40, 402–423.

Kok, B. E., & Fredrickson, B. L. (2015). Evidence for the upward spiral stands steady: A response to Heathers, Brown, Coyne, & Friedman. Psychological Science, 26, 1144–1146.

Lumma, A.-L., Kok, B. E., & Singer, T. (2015). Is meditation always relaxing?: Investigating heart rate, heart rate variability, experienced effort and likeability during training of three types of meditation. International Journal of Psychophysiology, 97, 38–45.

Kok, B. E., Coffey, K. A., Cohn, M. A., Catalino, L. I., Vacharkulksemsuk, T., Algoe, S., … Fredrickson, B. L. (2013). How positive emotions build physical health: Perceived positive social connections account for the upward spiral between positive emotions and vagal tone. Psychological Science, 24, 1123–1132.

Kok, B. E., Waugh, C. E., & Fredrickson, B. L. (2013). Meditation and health: The search for mechanisms of action. Social and Personality Psychology Compass, 7, 27–39.

Kok, B. E., & Fredrickson, B. L. (2010). Upward spirals of the heart: Autonomic flexibility, as indexed by vagal tone, reciprocally and prospectively predicts positive emotions and social connectedness. Biological Psychology, 85, 432–436.

Pek, J., Sterba, S. K., Kok, B. E., & Bauer, D. J. (2009). Estimating and visualizing nonlinear relations among latent variables: A semiparametric approach. Multivariate Behavioral Research, 44, 404–437.

Singer, T., Kok, B. E., Bornemann, B., Zurborg, S., Bolz, M., & Bochow, C. (2016). The ReSource Project: Background, design, samples, and measurements (2nd ed.). Leipzig: Max Planck Institute for Human Cognitive and Brain Sciences. Retrieved from http://hdl.handle.net/11858/00-001M-0000-002B-242E-6

Singer, T., Kok, B. E., Bornemann, B., Bolz, M., & Bochow, C. (2015). The ReSource Project: Background, design, samples, and measurements (1st ed.). Leipzig: Max Planck Institute for Human Cognitive and Brain Sciences. Retrieved from http://hdl.handle.net/11858/00-001M-0000-002B-244B-6

Kok, B. E., & Fredrickson, B. L. (2014). Well-being begins with "we": The physical and mental health benefits of interventions that increase social closeness. In F. A. Huppert & C. L. Cooper (Eds.), Wellbeing: A Complete Reference Guide: Vol. 6 Interventions and policies to enhance well-being (pp. 277–306). Chichester: Wiley-Blackwell.

Kok, B. E. (2013). The science of subjective experience: Positive emotions and social closeness influence autonomic functioning. In T. Singer & M. Bolz (Eds.), Compassion: Bridging practice and science (pp. 314–324).