Yvonne Oberholzer is a PhD candidate at the Cognition and Consumer Behavior Lab at the Karlsruhe Institute of Technology (KIT). Her research focus lies on Numerical Cognition and Decision Making in general. Currently, she is investigating the influence of option complexity on judgments and choice in the risk domain and the influence of the place value system on symbolic number perception in human cognition. Additionally, she is hosting the KIT ReproducibiliTea, a journal club intended to discuss the topics of Open Science and Reproducibility in research. Yvonne Oberholzer has a Bachelor’s and Master’s degree of Psychology from the University of Zürich, Switzerland, including minor studies in Biology and Neuroinformatics.