References
Primary citation
Zemla, J. C., Cao, K., Mueller, K. D., & Austerweil, J. L. (2020). SNAFU: The semantic network and fluency utility. Behavior Research Methods, 52, 1681-1699.
Cluster schemes
English-language animal scheme
Troyer, A. K. (2000). Normative data for clustering and switching on verbal fluency tasks. Journal of Clinical and Experimental Neuropsychology, 22, 370-378.
Hills, T. T., Jones, M. N., & Todd, P. M. (2012). Optimal foraging in semantic memory. Psychological Review, 119, 431-440.
English-language foods scheme
Troyer, A. K. (2000). Normative data for clustering and switching on verbal fluency tasks. Journal of Clinical and Experimental Neuropsychology, 22, 370-378.
Zemla, J. C., Cao, K., Mueller, K. D., & Austerweil, J. L. (2020). SNAFU: The semantic network and fluency utility. Behavior Research Methods, 52, 1681-1699.
Dutch-language animal scheme
Rofes, A., Beran, M., Jonkers, R., Geerlings, M.I., Vonk, J.M.J. (2023). What drives task performance in animal fluency in individuals without dementia? The SMART-MR study. Journal of Speech, Language, and Hearing Research (ASHA). GitHub
Greek-language animal scheme
Karousou, A., Economacou, D., & Makris, N. (2023). Clustering and Switching in Semantic Verbal Fluency: Their Development and Relationship with Word Productivity in Typically Developing Greek-Speaking Children and Adolescents. Journal of Intelligence, 11(11), 209. https://doi.org/10.3390/jintelligence11110209
Spanish-language animal scheme
Neergaard, K. D., Zemla, J. C., Lubrini, G., Periañez, J. A., Bernabéu, E., Ríos-Lago, M., … & Ayesa-Arriola, R. (2025). Novel computational measure of semantic fluency performance associated with first-episode of psychosis. Psychiatry Research, 348, 116462.
Mexican Spanish-language animal scheme
Adapted from the Spanish-language scheme above. Provided by Yamilka Garcia Avila and Yaira Chamorro (Universidad of Guadalajara).
Italian-language animal scheme
Provided by Sabia Costantini (Universität Potsdam).
Galician-language animal scheme
Provided by Ana Estrada (University of Groningen).
Extended Spanish animal scheme
Provided by Ana Estrada (University of Groningen).
Dutch bike parts, fruits, foods, transportation, and farm animals schemes
Provided by Adria Rofes (University of Groningen).
Other data files
English-language age-of-acquisition norms
Kuperman, V., Stadthagen-Gonzalez, H., & Brysbaert, M. (2012). Age-of-acquisition ratings for 30,000 English words. Behavior Research Methods, 44, 978-990.
English-language word frequency norms
Brysbaert, M., & New, B. (2009). Moving beyond Kučera and Francis: A critical evaluation of current word frequency norms and the introduction of a new and improved word frequency measure for American English. Behavior Research Methods, 41, 977-990.
Contributing
If you would like to contribute additional files to this repository, and/or would like to change the citations associated with your work, or if your contribution is not listed, please contact jczemla@syr.edu