Ákos Szelevényi, known professionally as Akosh S., was born on February 19, 1966, in Debrecen, Hungary. He is a saxophonist, clarinettist, and multi-instrumentalist whose work spanned free jazz and world music genres. From 1972 to 1980, he studied music at Bakáts téri Zeneiskola in Budapest. In the early 1980s, Szelevényi began exploring jazz and rock, eventually choosing the saxophone as his primary instrument. In Paris, Szelevényi collaborated with notable musicians such as Dewey Redman and Joe Doherty, leading to the creation of the Akosh S. Unit. His debut album Pannonia (1993) was followed by a series of albums including Imafa (1998), Omeko (live) (1998), and Élettér (1999), which formed his first trilogy. He released subsequent albums such as Kebelen (2001), Lenne (2002), and Vetek (2003).