Meet Calvin “Kalvonix” Tiu, Jack Talks Speaker in Vancouver BC. Play video Rebel with a Cause: Calvin Tiu. Meet the revolution. This is Calvin "Kalvonix" Tiu. Calvin hopes to inspire youth through the art of storytelling and performance, all while working hard to reduce the stigma surrounding mental health. He believes that all humans deserve the right to be themselves, and we must all be able to communicate with each other to do so. On most days, you’re most likely to find Calvin writing rap songs, recording his own music, and exercising his creativity through music. Born and raised in Vancouver, British Columbia, Calvin has a bachelor’s degree in English as well as a minor in Counselling.