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Romain Cadario is an Assistant Professor at the Rotterdam School of Management. Before joining Erasmus University, he held a postdoctoral position at Boston University. In his research, Romain studies consumer judgment and decision making, with a specific focus on choice architecture, behavioral interventions, and the psychology of artificial intelligence. His work was published in leading marketing journals (Journal of Marketing, Marketing Science) and general science journals (PNAS, Nature Human Behavior). Romain has been teaching a variety of classes in marketing and quantitative methods.

Selected publications

Cadario, R., Zimmermann, J. & Van den Bergh, B. (2025). Beyond opt-out: how presumed-consent language shapes persuasion. Journal of Marketing.

Celiktutan, B., Cadario, R. & Morewedge, C.K. (2024). People see more of their biases in algorithms. Proceedings of the National Academy of Sciences.

Cadario, R., Longoni, C. & Morewedge, C.K. (2021). Understanding, explaining, and utilizing medical artificial intelligence. Nature Human Behaviour.

Cadario, R. & Chandon, P. (2020). Which healthy eating nudges work best? A meta-analysis of field experiments. Marketing Science.

Publications

Academic (14)
  • Cadario, R., Zimmermann, J., & Van den Bergh, B. (Accepted/In press). Beyond Opt-Out: How Presumed-Consent Language Shapes Persuasion. Journal of Marketing. https://doi.org/10.1177/00222429251323885

  • Cadario, R., Li, Y., & Klesse, A. K. (Accepted/In press). Bridging the Knowledge Gap: Mapping Carbon Emissions to Food Items Facilitates Choices of Plant-Based over Animal-Based Items. Appetite, 208, Article 107910. https://doi.org/10.1016/j.appet.2025.107910

  • Lembregts, C., & Cadario, R. (2024). Consumer-driven climate mitigation: Exploring barriers and solutions in studying higher mitigation potential behaviors. International Journal of Research in Marketing, 41(3), 513-528. https://doi.org/10.1016/j.ijresmar.2024.04.001

  • Celiktutan, B., Cadario, R., & Morewedge, C. K. (2024). People see more of their biases in algorithms. Proceedings of the National Academy of Sciences of the United States of America, 121(16), e2317602121. Article e2317602121. https://doi.org/10.1073/pnas.2317602121

  • Chandon, P., & Cadario, R. (2023). Healthy in the wrong way: Mismatching of marketers’ food claim use and consumers’ preferences in the United States but not France. Journal of the Academy of Marketing Science, 51(1), 153-173. https://doi.org/10.1007/s11747-022-00885-4

  • Cadario, R., & Morewedge, C. (2022). Why Do People Eat the Same Breakfast Every Day? Goals and Circadian Rhythms of Variety Seeking in Meals. Appetite, 168, Article 105716. https://doi.org/10.1016/j.appet.2021.105716

  • Cadario, R., Longoni, C., & Morewedge, C. K. (2021). Understanding, explaining, and utilizing medical artificial intelligence. Nature Human Behaviour, 5(12), 1636-1642. https://doi.org/10.1038/s41562-021-01146-0

  • Holden, S., Zlatevska, N., Parkinson, J., Cadario, R., Dubelaar, C., Lei, J., Moore, E., Sayarh, N., Van Kerckhove, A., & Werle, C. (2021). Unpalatable food for thought: let marketing research guide effective public obesity interventions. Obesity Reviews, 22(2), Article e13141. https://doi.org/10.1111/obr.13141

  • Cadario, R., & Chandon, P. (2020). Which healthy eating nudges work best? A meta-analysis of field experiments. Marketing Science, 39(3), 459-665. https://doi.org/10.1287/mksc.2018.1128

  • Rousselet, E., Brial, B., Cadario, R., & Béji-Bécheur, A. (2020). Moral intensity, issue characteristics and ethical issue recognition in sales situations. Journal of Business Ethics, 163, 347-363. https://doi.org/10.1007/s10551-018-4020-1

  • Cadario, R., & Chandon, P. (2019). Viewpoint: Effectiveness or consumer acceptance? Tradeoffs in selecting healthy eating nudges. Food Policy.

  • Cadario, R., Parguel, B., & Benoit-Moreau, F. (2016). Is bigger always better? The unit effect in carbon emissions information. International Journal of Research in Marketing.

  • Cadario, R. (2016). The impact of health claims and food deprivation levels on health risk perceptions of fast-food restaurants. Social Science & Medicine.

  • Cadario, R. (2015). The impact of online word-of-mouth on television show viewership: An inverted U-shaped temporal dynamic. Marketing Letters.

Popular (1)
Popular (1)
  • Shachar, C., Cadario, R., Cohen, I. G., & Morewedge, C. K. (2023). HIPAA is a misunderstood and inadequate tool for protecting medical data. Nature Medicine, 29(8), 1900-1902. https://doi.org/10.1038/s41591-023-02355-y

Courses

Consumer Marketing Research

  • Study year: 2024/2025, 2023/2024, 2022/2023, 2021/2022
  • Code: BM02MM
  • Level: ERIM, Exchange, IM/CEMS, Master

Research Project

  • Study year: 2024/2025, 2023/2024, 2022/2023, 2021/2022, 2020/2021
  • Code: BT2103
  • Level: Bachelor 2, Bachelor 3, Pre-master

Past courses

Current Topics in Marketing Research

  • Study year: 2023/2024, 2022/2023, 2021/2022
  • Code: BERMASC040
  • ECTS: 5 Level: PhD

Onderzoeksproject

  • Study year: 2022/2023, 2021/2022, 2020/2021
  • Code: BK2103
  • Level: Bachelor 2, Pre-master

International Marketing Research

  • Study year: 2020/2021, 2019/2020
  • Code: BAB011
  • Level: Bachelor 2, Bachelor 2

Applied Business Methods

  • Study year: 2019/2020
  • Code: BAB08
  • Level: Bachelor 2, Bachelor 2, Pre-master

Statistical methods & techniques case

  • Study year: 2019/2020
  • Code: BKB0019C
  • Level: Bachelor 2, Pre-master

Statistical methods & techniques examination

  • Study year: 2019/2020
  • Code: BKB0019T
  • Level: Bachelor 2, Pre-master

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