Seahorn earned doctorate in Rhetoric and Composition from the University of Louisiana-Lafayette and a Master of Arts in English Renaissance Literature from the University of York, England. Her research areas include Digital Discourse Analysis, Writing Program Administration, and Activist Rhetorics, with concentrations on gender and pre-battle oratory. Her research appears in Queers in American Popular Culture, vol. 2, Folklore Forum, and Type Matters: The Rhetoricity of Letterforms.