Document Actions

Dr. rer. nat. Alexander Winkler

Postdoctoral Research Assistant

Curriculum Vitae

Since 01/2017 Akademischer Rat
Justus-Liebig-University Giessen

04/2016 PhD, Philipps-University Marbug (Prof. Winfried Rief)
Placebo effects in pharmacological insomnia treatment

03/2014 - 12/2016 Research Assistant
Clinical Psychology & Psychotherapy, Philipps-University Marburg

11/2012 - 03/2014 Scholarship Holder
Clinical Psychology & Psychotherapy, Philipps-University Marburg

Since 08/2011 Training as Psychotherapist (VT) am IPAM

10/2006 - 08/2011 Studies of Psychology
Philipps-University Marburg!

Journal Publications (Peer-Reviewed)

Winkler, A., Hahn, A., & Hermann, C. (2023). The impact of pharmaceutical form and simulated side effects in an open-label-placebo RCT for improving psychological distress in highly stressed students. Scientific Reports, 13(1).

Haas, J. W., Winkler, A., Rheker, J., Doering, B. K., & Rief, W. (2022). No open-label placebo effect in insomnia? Lessons learned from an experimental trial. Journal of Psychosomatic Research, 110923.

Hahn, A., Göhler, A. C., Hermann, C., & Winkler, A. (2022). Even when you know it is a placebo, you experience less sadness: First evidence from an experimental open-label placebo investigation. Journal of Affective Disorders. Advance online publication.

Göhler, A. C., Haas, J. W., Sperl, M. F.J., Hermann, C., & Winkler, A. (2021): Placebo nasal spray protects female participants from experimentally induced sadness and concomitant changes in autonomic arousal. Journal of Affective Disorders, 295, 131–138.

Winkler, A., Jeromin, F., Doering, B. K., & Barke, A. (2020). Problematic smartphone use has detrimental effects on mental health and somatic symptoms in a heterogeneous sample of German adults. Computers in Human Behavior, 113, 106500.

Haas, J. W., Rief, W., Glombiewski, J. A., Winkler, A., & Doering, B. K. (2020). Expectation-induced  placebo effect on acute sadness in women with major depression: An experimental investigation. Journal of Affective Disorders, 274, 920-928.

Winkler, A. & Hermann, C. (2019). Placebo- and Nocebo- Effects in Cognitive Neuroenhancement: When Expectation Shapes Perception. Front. Psychiatry 10:498. doi: 10.3389/fpsyt.2019.00498.

Rheker, J., Rief, W., Doering, B. K., & Winkler, A. (2018). Assessment of adverse events in clinical drug trials: Identifying amitriptyline’s placebo- and baseline-controlled side effects. Experimental and Clinical Psychopharmacology. (1936-2293(Electronic),1064-1297(Print)), 320–326.

Rheker, J., Winkler, A., Doering, B. K., & Rief, W. (2016). Learning to experience side effects after antidepressant intake – Results from a randomized, controlled, double-blind study. Psychopharmacology. doi: 10.1007/s00213-016-4466-8.

Wilhelm, M., Winkler, A., Rief, W., & Doering, B. K. (2016). Effect of placebo groups on blood pressure in hypertension: a meta-analysis of beta-blocker trials. Journal of the American Society of Hypertension, 10(12), 917-929. doi:

Winkler, A., Rheker, J., Doering, B. K., & Rief, W. (2016). Conditioning of amitriptyline-induced REM sleep suppression in healthy participants: A randomized controlled trial. Psychophysiology, 53(10), 1560-1566. doi: 10.1111/psyp.12695.

Auer, C. J., Glombiewski, J. A., Doering, B. K., Winkler, A., Laferton, J. A., Broadbent, E., & Rief, W. (2015). Patients' Expectations Predict Surgery Outcomes: A Meta-Analysis. Int J Behav Med. doi: 10.1007/s12529-015-9500-4.

Winkler A., Rief W. (2015). Effect of placebo conditions on polysomnographic parameters in primary insomnia: a meta-analysis. SLEEP, 38(6):925–931.

Winkler, A., Auer, C., Doering, B., & Rief, W. (2014). Drug Treatment of Primary Insomnia: A Meta-Analysis of Polysomnographic Randomized Controlled Trials. CNS Drugs, 28(9), 799-816. doi: 10.1007/s40263-014-0198-7.

Winkler, A., Dörsing, B., Rief, W., Shen, Y., & Glombiewski, J. A. (2013). Treatment of internet addiction: A meta-analysis. Clinical Psychology Review, 33, 317-29.

Cash, H., Rae, C.D., Steel, A.H., Winkler, A. (2012). Internet addiction: a brief summary of research and practice. Current Psychiatry Reviews, 8(4), 292-298.