Stoyan Kostov has been playing Bulgarian tambura for over 40 years. He graduated from the folk music school in Kotel and the Plovdiv Academy of Music and Dance. Stoyan performed with Ensemble Trakiya and played tambura with Harmanliska Troika, and guitar with the Ograzhden ensemble in Sandanski, where he also directed the “N. Vaptsarov” Folk Ensemble. He lives in Pittsburgh, PA.