Joanna Eleftheriou is a contributing editor at Assay: A Journal of Nonfiction Studies. 

Joanna began studying the essay in a Fall 2000 course at Cornell. Taught by Lydia Fakundiny, The Art of the Essay offered an exciting introduction to the essay, and turned Joanna into a Fakundiny disciple and student of the essay for life. Joanna continued to pursue the essay during her doctoral work, conducting research and publishing scholarly articles in Prick of the Spindle and Assay. She regularly presents her research on nonfiction at conferences such as AWP and NonfictioNOW. She joined the Assay team in 2018, and serves the field of nonfiction studies by contributing to one of the genre's foremost publications.