Susan and Denise Gonzales Abraham are the daughters of Cecilia Gonzales Abraham, the title character of Cecilia's Year and Surprising Cecilia. The sisters were born and raised in El Paso, Texas, but spent holidays and every summer on their grandparentsí farm in Derry, New Mexico. They both graduated from the University of Texas at El Paso with a B.S. in Education.
Denise received a masterís degree in reading education from Arizona State University. She has taught Spanish, English, reading skills, and English as a second language in Phoenix, Arizona, and El Paso, and is currently an elementary school librarian with the Ysleta Independent School District in El Paso. She lives with her son James Carlo and seven cats. The sisters have written a sequel to Cecilia's Year, titled Surprising Cecilia.