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Federer, M. R., Nehm, R. H., & Pearl, D. (2016). Examining Gender Differences in Written Assessment Tasks in Biology: A Case Study of Evolutionary Explanations. Cbe—Life Sciences Education, 15(Spring). Retrieved from https://www.lifescied.org/doi/pdf/10.1187/cbe.14-01-0018

Federer, M. R., Nehm, R. H., Opfer, J. E., & Pearl, D. (2014). Using a Constructed-Response Instrument to Explore the Effects of Item Position and Item Features on the Assessment of Students Written Scientific Explanations. Research In Science Education. http://doi.org/10.1007/s11165-014-9435-9 (Original work published October-29-2014)