Marcum is the author of the poetry collection Cue Lazarus (2001), part of Camino del Sol’s Latina and Latino Literary Series. With humor and imagination, Marcum writes poems that explore his experience as a medio, or individual of mixed race, growing up in the Southwest.
His honors include a Wallace Stegner Fellowship at Stanford University, fellowships from the National Endowment for the Arts and the University of New Mexico’s Taos Summer Writers’ Conference, and a grant from the Illinois Arts Council. His work has been included in the anthology The Wind Shifts: New Latino Poetry (2007, edited by Francisco Aragón and Juan Felipe Herrera).
Marcum has taught at Stanford University and DePaul University. He lives in Chicago, Illinois.