M.O. Walsh was born and raised in Baton Rouge, Louisiana.  His fiction and essays have appeared in the New York Times, The Guardian, The Paris Review, The Southern Review, Oxford American, Best New American Voices, and many others.

He is a graduate of the MFA program at Ole Miss and also has degrees from the University of Tennessee and LSU.

He currently directs The Creative Writing Workshop at the University of New Orleans and lives with his family near Lake Pontchartrain.