Viacom International Media Networks (VIMN) –Americas has announced a new management structure for its fast-expanding Viacom International Studios (VIS) which will see Federico Cuervo filling the role of senior vice president-head of VIS, reporting to Darío Turovelzky, newly named SVP of global contents at VIMN Americas. Turovelzky remains co-chief of VIMN.