Efraim Medina Reyes is a Colombian writer born June 29, 1967 in Cartagena, Colombia. He is also the bassist and composer of the 7 Torpes rock band, he currently lives between Colombia and Vicenza, Italy. He is influenced by American cinema, jazz music and works of Andrés Caicedo, an emblematic figure of contemporary Colombian literature. As a writer, Efraim Medina Reyes emphasizes the hectic life of urban youths. He uses narrative techniques such as collage.