Selected Publications, Manuscripts, & Presentations


Publications & Refereed Conference Proceedings

Yousif, S. R., and Keil, F. C. (In press). The shape of space: Evidence for spontaneous but flexible use of polar coordinates in visuospatial representations. Psychological Science. [Learn more]

Yousif, S. R., Aslin, R. N., and Keil, F. C. (In press). Judgments of spatial extent are fundamentally illusory: ‘Additive-area’ provides the best explanation. Cognition. [Preprint available here]

Yousif, S. R., and Keil, F. C. (2020). Area, not number, dominates estimates of visual quantities. Scientific Reports, 10, 1-13. picture_as_pdf [Learn more]

Yousif, S. R., Chen, Y-C., and Scholl, B. J. (2020). Systematic angular biases in the representation of visual space. Attention, Perception, & Psychophysics, 82, 3124-3143. picture_as_pdf [Learn more]

Yousif, S. R., Aboody, R., and Keil, F. C. (2019). The illusion of consensus: A failure to distinguish between ‘true’ and ‘false’ consensus. Psychological Science, 30, 1195–1204. picture_as_pdf [In the news...]

Ayzenberg, V., Chen, Y. Yousif, S. R., and Lourenco, S. F. (2019). Skeletal representations of shape in human vision: Evidence for a pruned medial axis model. Journal of Vision, 19, 1–21. picture_as_pdf

Yousif, S. R., and Keil, F. C. (2019). The ‘Additive-Area Heuristic’: An efficient but illusory means of visual area approximation. Psychological Science, 30, 495–503. picture_as_pdf [Learn more]

Yousif, S. R., and Scholl, B. J. (2019). The one-is-more illusion: Sets of discrete objects appear less extended than equivalent continuous entities in both space and time. Cognition, 185, 121-130. picture_as_pdf

Yousif, S. R., and Keil, F. C. (2018). When in doubt: Using confidence and consensus as ‘summary statistics’ of collective knowledge. In T.T. Rogers, M. Rau, X. Zhu, & C. W. Kalish (Eds.), Proceedings of the 40th Annual Conference of the Cognitive Science Society (pp. 2741-2746). Austin, TX: Cognitive Science Society. picture_as_pdf

Aulet, L. S., Yousif, S. R., and Lourenco, S. F. (2017). Numbers uniquely bias spatial attention: a novel paradigm for assessing Spatial-Numerical Associations. In G. Gunzelmann, A. Howes, T. Tenbrink, & E. J. Davelaar (Eds.), Proceedings of the 39th Annual Conference of the Cognitive Science Society (pp. 75-80). Austin, TX: Cognitive Science Society. picture_as_pdf

Yousif, S. R., and Lourenco, S. F. (2017). Are all geometric cues created equal? Children’s use of distance and length for reorientation. Cognitive Development, 43, 159-169. picture_as_pdf

Cheung, C.N., Ayzenberg, V., Diamond, R.F.L., Yousif, S. R., and Lourenco, S.F. (2015). Probing the mental number line: A between-task analysis of spatial-numerical associations. In D.C. Noelle, R. Dale, A.S. Warlaumont, J. Yoshimi, T. Matlock, C.D. Jennings, & P.P. Maglio (Eds.), Proceedings of the 37th Annual Meeting of the Cognitive Science Society (pp. 357-362). Austin, TX: Cognitive Science Society. picture_as_pdf

* Conference proceedings redundant with published papers are not displayed

Manuscripts and Preprints

Joo, S.*, Yousif, S. R., and Knobe, J. (Under review). Teleology beyond explanation: What factors influence teleology judgments? [Preprint available here]

Bennette, E.*, Keil, F. C., and Yousif, S. R. (Under review). A ubiquitous illusion of volume: Are impressions of 3D volume captured by an ‘Additive Heuristic’? [Learn more]

Joo, S.*, Yousif, S. R., and Keil, F. C. (Under revision). Understanding ‘Why’: How implicit questions shape information preferences.

Yousif, S. R., and Keil, F. C. (Under revision). Illusory causal connections and their effect on subjective probability.

Yousif, S. R., Alexandrov, E.*, Bennette, E.*, Aslin, R. N., and Keil, F. C. (Under revision). Children estimate area using an 'Additive-Area Heuristic'. [Learn more]

Aulet, L., Yousif, S. R., and Lourenco, S. F. (Under review). Spatial-numerical associations from a novel paradigm support the Mental Number Line account.

Lin, Q., Yousif, S. R., Scholl, B. J., and Chun, M. M. (Under revision). Visual memorability in the absence of semantic content.

Yousif, S. R., Rosenberg, M. D., and Keil, F. C. (Under revision). Task-irrelevant spatial structure selectively boosts working memory.

Liefgreen, A., Yousif, S. R., Keil, F. C., and Lagnado, D. (Under review). The motive for motive: Explanatory preferences at multiple stages of the legal-investigative process.

Aboody, R., Yousif, S. R., Sheskin, M., and Keil, F. C. (In prep). Says who? Children evaluate informants’ sources when deciding whom to believe.

* Advisee

Presentations

Yousif, S. R. and Keil, F. C. (2020, July). Illusory causal connections and their effect on subjective probability. Talk presented at the 42nd Annual Conference of the Cognitive Science Society, Toronto, ON. [Thanks to virtual conferences, you can view the talk here!]

Joo, S., Yousif, S. R., and Keil, F. C. (2020, July). Implicit questions shape information preferences. Poster presented at the 42nd Annual Conference of the Cognitive Science Society, Toronto, ON. picture_as_pdf

Liefgreen, A., Yousif, S. R., Keil, F. C., and Lagnado, D. (2020, July). I don’t know if you did it, but I know why: A ‘motive’ preference at multiple stages of the legal-investigative process. Poster presented at the 42nd Annual Conference of the Cognitive Science Society, Toronto, ON.

Joo, S., Yousif, S. R., and Keil, F. C. (2020, June). Why questions are ambiguous: How implicit questions shape information preferences. Talk to be presented at the annual meeting of the Society for Philosophy and Psychology (SPP), Princeton, NJ. [Postponed due to COVID]

Yousif, S. R., Liefgreen, A., Lagnado, D., and Keil, F. C. (2020, June). Whodunnit? A 'motive' preference at multiple stages of the legal-investigative process. Poster to be presented at the annual meeting of the Society for Philosophy and Psychology (SPP), Princeton, NJ. [Postponed due to COVID]

Yousif, S. R. and Keil, F. C. (2020, May). Interactions between the ‘visuospatial sketchpad’ and the ‘phonological loop’: task-irrelevant spatial structure benefits working memory, in spite of explicit rehearsal. Poster presented at the annual meeting of the Vision Sciences Society (VSS), St. Pete Beach, FL. picture_as_pdf

Bennette, E., Yousif, S. R., and Keil, F. C. (2020, May). An illusion of volume: Perceived volume is best approximated by the sum of objects’ dimensions. Poster accepted at the annual meeting of the Vision Sciences Society (VSS), St. Pete Beach, FL. [Retracted due to COVID]

Yousif, S. R. and Keil, F. C. (2019, November). Evidence for size-invariant polar representations of visual space. Poster presented at the Object Perception, Attention, and Memory meeting, Montreal, QC.

Yousif, S. R., Alexandrov, E., Bennette, E., and Keil, F. C. (2019, October). Children approximate area using an ‘Additive-Area Heuristic’. Poster to be presented at the Biennial Meeting of the Cognitive Development Society, Louisville, KY.

Aboody, R., Yousif, S. R., Sheskin, M., and Keil, F. C. (2019, October). Says who? Children consider informants? sources when deciding whom to believe. Poster to be presented at the Biennial Meeting of the Cognitive Development Society, Louisville, KY.

Yousif, S. R., Alexandrov, E., Bennette, E., and Keil, F. C. (2019, July). Perceived area plays a dominant role in visual quantity estimation. Talk presented at the 41st Annual Conference of the Cognitive Science Society. Montreal, QC.

Lin, Q., Yousif, S. R., Scholl, B. J., and Chun, M. M. (2019, May). Image memorability is driven by visual and conceptual distinctiveness. Talk presented at the Manhattan Area Memory Meeting (MAMM), Princeton, NJ.

Yousif, S. R., Chen, Y-C., and Scholl, B. J. (2019, May). Systematic biases in the representation of visual space. Poster presented at the annual meeting of the Vision Sciences Society (VSS), St. Pete Beach, FL.

Lin, Q., Yousif, S. R., Scholl, B. J., and Chun, M. M. (2019, May). Image memorability is driven by visual and conceptual distinctiveness. Talk presented at the annual meeting of the Vision Sciences Society (VSS), St. Pete Beach, FL.

Yousif, S. R., Aboody, R., and Keil, F. C. (2018, July). Any consensus will do: The failure to distinguish between ‘true’ and ‘false’ consensus. Talk presented at the 40th Annual Conference of the Cognitive Science Society. Madison, WI.

Yousif, S. R., and Keil, F. C. (2018, July). When in doubt: Using confidence and consensus as ‘summary statistics’ of collective knowledge. Poster presented at the 40th Annual Conference of the Cognitive Science Society. Madison, WI.

Lin, Q., Yousif, S. R., Scholl, B. J., and Chun, M. M. (2018, May). Visual memorability in the absence of semantic content. Talk presented at the Manhattan Area Memory Meeting (MAMM), New York City, NY.

Yousif, S. R., Chen, Y-C., and Scholl, B. J. (2018, May). The origin of spatial biases: Memory, perception, or action? Poster presented at the annual meeting of the Vision Sciences Society (VSS), St. Pete Beach, FL.

Lin, Q., Yousif, S. R., Scholl, B. J., and Chun, M. M. (2018, May). Visual memorability in the absence of semantic content. Poster presented at the annual meeting of the Vision Sciences Society (VSS), St. Pete Beach, FL.

Yousif, S. R., and Lourenco, S. F. (2017, October). Modularity of geometric processing? Children’s reorientation behavior as a case study. In N. S. Newcombe (Chair), The development of spatial reorientation: An old puzzle, a new formulation. Symposium conducted at the Biennial Meeting of the Cognitive Development Society, Portland, OR.

Aulet, L. S., Yousif, S. R., and Lourenco, S. F. (2017, July). Numbers uniquely bias spatial attention: a novel paradigm for assessing Spatial-Numerical Associations. Talk presented at the 39th Annual Conference of the Cognitive Science Society. London, UK.

Yousif, S. R., and Scholl, B. J. (2017, May). The one-is-more illusion: Sets of discrete objects appear less extended than equivalent continuous entities in both space and time. Poster presented at the annual meeting of the Vision Sciences Society (VSS), St. Pete Beach, FL.

Yousif, S. R., Norman, E. M., and Lourenco, S. F. (2017, April). Spatial development in a sample of Samoan children. Poster presented at the annual meeting of the Society for Research on Child Development (SRCD), Austin, TX.

Yousif, S. R., Ayzenberg, V., and Lourenco, S.F. (2016, May). Spatial memory demands modulate shape representations. Poster presented at the annual meeting of the Vision Sciences Society (VSS), St. Pete Beach, FL.

Ayzenberg, V., Yousif, S. R., and Lourenco, S. F. (2016, May). The medial axis as a robust model of object representation. Poster presented at the annual meeting of the Vision Sciences Society (VSS), St. Pete Beach, FL.

Nag, S., Ayzenberg, V., Yousif, S. R., and Lourenco, S. F. (2016, May). Target detection within a two-dimensional shape: A test of the medial axis model of object recognition. Poster presented at the annual meeting of the Vision Sciences Society (VSS), St. Pete Beach, FL.

Yousif, S. R., and Lourenco, S. F. (2015, December). Tapping into two-dimensional shape representation. Talk presented at the SIRE Fall Research Symposium, Atlanta, GA.

Yousif, S. R., and Lourenco, S. F. (2015, October). Flexibility of geometric processing: Evidence from reorientation. Poster presented at the Biennial Meeting of the Cognitive Development Society, Columbus, OH.

Cheung, C., Ayzenberg, V., Diamond, R.F.L., Yousif, S. R., and Lourenco, S. F. (2015, July). Probing the mental number line: a between-task analysis of spatial-numerical associations. Proceedings of the 37th Annual Conference of the Cognitive Science Society. Pasadena, CA.

Yousif, S. R., Ayzenberg, V., and Lourenco, S. F. (2015, May). Reorientation in three-dimensional space: is distance the key? Poster presented at the annual meeting of the Vision Sciences Society (VSS), St. Pete Beach, FL.

Yousif, S. R., and Lourenco, S.F. (2015, April). Global geometry in reorientation: children rely on more than discrete cues to navigate. Talk presented at the SIRE Research Symposium, Atlanta, GA.

Yousif, S. R., and Lourenco, S.F. (2015, April). Geometry in navigation: How children use the features of the space to reorient. Poster presented at the SIRE Research Symposium, Atlanta, GA.