Jorge Guillén or known on stage as STRAD, has a higher degree in violin from the Royal Conservatory of Music of Madrid. He receives from Queen Sofía a prestigious Master's Degree at the renowned Reina Sofía Higher School of Music.
Subsequently, he completed a postgraduate degree in Interpretation at the Liceo de Barcelona. In 2013 he completed a Master's Degree in Teacher Training at the Complutense University of Madrid. 
He performs concerts in more than 30 countries (Japan, USA, Mexico, Russia, Ecuador, Colombia, Cuba, Brazil, Chile, Argentina, Belgium, Holland, Italy, Germany, France, Romania, Bulgaria, Lebanon, Tunisia, etc.) and in the most important international festivals such as the Cervatino Festival in Mexico, the Ibero-American Festival in Bogotá, the Yokohama International Festival (Japan), the Shanghai Art Festival (China), etc.
For many years he shared the stage with the violinist Ara Malikian, performing more than a thousand performances. He currently carries out pedagogical work at his music school «The Music Box» and is the main violinist of the Yllana show ¨Maestríssimo¨.

STRAD The Rebel Violinist, considered one of the most virtuoso violinists of the moment, presents us with his band this new show, which fuses his own songs with rock, flamenco, pop or classical music classics.
The perfect synchronization, strength and technique of all the musicians, added to the staging, is what will really conquer you. STRAD The rebel violinist.

STRAD, a group that gives a 360º turn to classical instruments and brings them closer to the public through the show.