Research

Publications

Hedwig, A., Hoffmann, J. A., Jöbges, M., Dettmers, C. (2021). Beeinflusst die Entscheidungskompetenz des Patienten die Auswahl der Immunmodulation? Neurologie & Rehabilitation, 27 (1), 63-65.

Hoffmann, J., Jarecki, J., Giese, H. & Seitz, F. (2021). Similarity-based Influences in Judgment and Decision Making. Proceedings for the 43rd Annual Meeting of the Cognitive Science Society, 43, 41-42.

Albrecht, R., Hoffmann, J. A., Pleskac, T., Rieskamp, J. & von Helversen, B. (2020). Competitive retrieval strategy causes multimodal response distributions in multiple-cue judgments. Journal of Experimental Psychology: Learning, Memory, & Cognition, 46(6), 1064-1090. doi: 10.1037/xlm0000772

Hoffmann, J. A., *Bareuther, L., Schmidt, R., & Dettmers, C. (2020). The relation between memory abilities and decision-making competence in Multiple Sclerosis Patients. Multiple Sclerosis and Related Disorders, 101433. doi: 10.1016/j.msard.2019.101433

Hoffmann, J. A., von Helversen, B., & Rieskamp, J. (2019). Testing learning mechanisms of rule-based judgment. Decision, 6, 4, 305-334. doi: 10.1037/dec0000109

Hoffmann, J. A., von Helversen, B., Weilbächer, R. A., & Rieskamp, J. (2018). Tracing the path of forgetting in rule abstraction and exemplar retrieval. The Quarterly Journal of Experimental Psychology, 71, 11, 2261-2281. doi: 10.1177/1747021817739861

Hoffmann, J. A., Gaissmeier, W., & von Helversen, B. (2017). Justifying the judgment process affects neither judgment accuracy, nor strategy use. Judgment and Decision Making, 12(6), 627-641.

Hoffmann, J. A., von Helversen, B., & Rieskamp, J. (2016). Similar task features shape judgment and categorization processes. Journal of Experimental Psychology: Learning, Memory, & Cognition, 42, 1193-1217.

Hoffmann, J. A., von Helversen, B., & Rieskamp, J. (2014). Pillars of judgment: How memory abilities affect performance in rule-based and exemplar-based judgments. Journal of Experimental Psychology: General, 143, 2242-2261.

Hoffmann, J. A., von Helversen, B., & Rieskamp, J. (2013). Deliberation’s blind sight: How cognitive load can improve judgments. Psychological Science, 24, 869-879.

Hoffmann, J A., von Helversen, B., & Rieskamp, J. (2013). How episodic and working memory affect rule- and memory-based judgments. In Knauff, M., Pauen, M., Sebanz, N., & Wachsmuth, I. (Eds.), Proceedings of the 35th Annual Conference of the Cognitive Science Society (pp. 585-590). Austin, TX: Cognitive Science Society.

Published Data sets

Hoffmann, J. A., von Helversen, B., & Rieskamp, J. (2018). Testing learning mechanisms of rule-based judgment. doi:10.17605/OSF.IO/W7F4U

Hoffmann, J. A., Gaissmaier, W., & von Helversen, B. (2017). Justification in Judgment. doi:10.17605/ OSF. IO/ 7NMWS

Please feel free to request data and experimental material for older research projects.

Working papers

Hoffmann, J. A., Albrecht, R., & von Helversen, B. (submitted). Coordinating several mental strategies requires integration: Evidence from human judgment.

Giese, H., & Hoffmann, J. A. (submitted) Putting the « social« into social sampling models: The limits of explaining norm perceptions and biases with sampling from social circles.

Gomilsek, T., Gaissmaier, W., & Hoffmann, J. A. Predicting value-based decisions with a memory model.

Gomilsek, T., Hoffmann, J. A., Neth, H., & Gaissmaier, W. The Impact of Time Pressure on the Wisdom of Crowds.

Hobbs, K., Button, K., Moutassis, M. & Hoffmann, J.A. Individual differences in social evaluative learning.

Hoffmann, J. A. & *Hosch, A.-K. Predicting serial position effects in numerical averaging from memory recall.

Makarina, N., & Hoffmann, J. A. Attentional processes in rule-based learning.

Omerzu, T., & Hoffmann, J. A. How does learning new information affect judgment policies?

Omerzu, T., *Makarina, N., & Hoffmann, J. A. Influence of prior knowledge on learning in a multiple-cue judgment task.

Omerzu, T., Speekenbrink, M., & Hoffmann, J. A. Establishing judgment policies in the absence of feedback.

Zhong, H., Eamonn O’Neill, Hoffmann, J. A. Is it wisdom or madness to trust a crowd of AI?

Funded research projects

Towards understanding the cognitive representations underlying unsupervised judgment (funded by the DFG)

Cognitive capacity limits in judgment and decision making: a meta-analysis (funded by the University of Konstanz)