Guistina graduated from Utica College in 2001 with a dual major in public relations and communications after switching after approximately one year from a dual major in public relations and journalism. His minor was in radio/TV.
He currently works as a producer for WAMC/Northeast Public Radio in Albany. He produces several radio shows, documentaries and special programs. He serves as a substitute co-host of the WAMC/Northeast Public Radio morning program. He is also the Intership Coordinator for the station. He teaches Interpersonal communication classes at Utica College for more than ten years as well as a journalism class at the SUNY University at Albany.
While attending Utica College, Guistina was a student senator, general manager and disc jockey at WPNR, president of UCTV, contributing writer for the Tangerine, founder and president of the Volunteer Club, member of the Young Democrats, PRSSA, The Italian American Club, and The Black Student Union. He performed as singer Robert Palmer "Didn't Mean to Turn You On" in the UC Air Band competition with the pledges of Phi Sigma Sigma and placed first. He participated In UC's London Theatre Tour. He did lighting for UC Production Play in Again Sam, and participated in many other activities, including being a disciple of Meachem.
While David Guistina does not have much free time, he enjoys reading, restoring his newly purchased Victorian home with his wife Karen, playing basketball, hiking, going antiquing, and playing the piano among other activities.