Retha is tasked with ensuring that Koalisi Seni’s advocacy work goes on to achieve the desired goals with the members while considering the necessary aspects. For example, communication, member participation, recruitment, as well as resource allocation. Prior to joining Koalisi Seni, Retha was active in the anti-corruption and youth movement through Transparency International Indonesia and clubSPEAK. He also initiated the birth of the largest volunteer activity portal in Indonesia, indorelawan.org. A graduate of Applied Anthropology and Participatory Development from The Australian National University, he enjoys visiting local museums, cinemas and music venues while traveling.