Sofia Eugenia Koutsovitis, known professionally as Sofia Rei, is an Argentinian vocalist, songwriter, producer, and educator. A classically trained mezzo-soprano, Rei's influences include South American folk styles, jazz, pop, new classical and electronic music. Singing in Spanish, English and Portuguese, her voice was described by The Boston Globe as "possessing a voluptuously full voice, comprehensive command of Latin American rhythms, and encyclopedic knowledge of folkloric forms from Argentina, Peru, Colombia, and Uruguay." She was born and raised in Buenos Aires and has been based in New York since 2005.Two of her albums won Independent Music Awards for Best Album in the World Beat category. She has worked with John Zorn, Bobby McFerrin, Marc Ribot, and Maria Schneider.She is the co-founder of El Colectivo Sur, an arts collective based in New York City that aims to increase public awareness of South American music and assemble diverse communities. She curates its flagship program, the New York City South American Music Festival. She teaches at Berklee College of Music's Global Initiatives, including its itinerant program Berklee Latino directed by Oscar Stagnaro and Javier Limón.