He lālā ʻo Rivera Sun o ka Papa Kūkākūkā o World BEYOND War. Aia ʻo ia ma ʻAmelika Hui Pū ʻIa. Ua kākau ʻo Rivera i nā moʻolelo he nui e pili ana i ka hakakā nonviolent a me ka maluhia, ʻo ia hoʻi ʻO ka Dandelion Insurrection a Ke ala ma waena. ʻO ia ka mea hoʻoponopono o ka pule Hōʻikeʻike ʻole ʻole a me kāna mau moʻolelo (i hana ʻia e Peace Voice) e hōʻike ʻia ma nā puke pai a puni ka ʻāina. He mea hoʻomaʻamaʻa ʻo ia i ka hoʻolālā no nā neviolent neʻe, kahi alumna (2016) a me ka mea hoʻolaha ma ka James Lawson Institute (2019). No ʻehā mau makahiki, ua aloha ʻo ia i nā hōʻike lekiō no ka maluhia a me ka pono i hoʻolele ʻia ma o ka Pacifica Network. Ua lawelawe ʻo ia ma ke ʻano he mea hoʻonohonoho papahana a me ka mea hoʻolālā uila no Pace e Bene / Campaign Nonviolence a he aʻoaʻo aʻoaʻo no ka papahana Nonviolence Now i hoʻokumu ʻia e ka Gandhi Institute no Nonviolence. Ua kākau inoa ʻo ia i ka pūʻulu Animation Nonviolence Animation o ka Metta Center, a ua hiki aku i kahi mau kaukani mau mea nānā aku. Ua kākau ʻo ia i mau haneli haneli e pili ana i ka maluhia a me ka nonviolence. Aai koihiki
