Jaha Koo (°1984) is a South Korean theatre/performance maker, music composer and videographer. His artistic practice oscillates between multimedia and performance, encompassing his own music, video, text, and robotic objects. His most recent project, the Hamartia Trilogy, includes Lolling and Rolling (2015), Cuckoo (2017) and The History of Korean Western Theatre (2020). The trilogy represents a long-term exploration of the political landscape, colonial history and cultural identity of East Asia. Thematically, it focuses on structural issues in Korean society and how the inescapable past tragically affects our lives today.