Her first collection, a chapbook of poetry, Babies Under the Skin (2008), won the Panhandler Publishing Award, chosen by Naomi Shihab Nye.
[4] In 2012, Guerrero's manuscript A Tongue in the Mouth of the Dying was chosen by Francisco X. Alarcón as the winner of the Letras Latinas Andrés Montoya Poetry Prize.
A Tongue in the Mouth of the Dying was listed as one of 14 must-read works of Chicano literature by Rigoberto Gonzalez and received an International Latino Book Award.
[6] In 2014 Guerrero was appointed by Mayor Julián Castro to serve as the second Poet Laureate of City of San Antonio, Texas.
She has held residencies at Alma de Mujer Center for Social Change in Austin, Texas, Baruch College in New York City, Palo Alto College in San Antonio, Letras Latinas in Washington, D.C., and most recently at the Guadalupe Cultural Arts Center in San Antonio.