Cory Chun holds a robust educational background, having graduated from Iolani School, Gonzaga University, and Gonzaga University School of Law. Chun has spent years building a career rooted in public service and policy development, marked by significant roles in various sectors. Chun's professional expertise includes serving on the Waipahu Neighborhood Board, where they held positions of increasing responsibility, culminating in the role of Chair. Additionally, Chun has held influential positions within the Honolulu City Council, including Policy and Budget Director and Senior Advisor, and has contributed to the American Cancer Society Cancer Action Network. Their experience also encompasses legislative work, having served as a Legislative Aide and Staff Attorney, and as a Research Attorney for the Legislative Reference Bureau. Chun's leadership capabilities are further evidenced by their involvement in multiple advocacy councils and boards, including the University of Hawai‘i Cancer Center's Patient Advocacy Council and the Hawaii Guam Board of Directors for the American Cancer Society.

Cory Chun's political identity is marked by a distinctive blend of local economic advocacy with progressive environmental policies. His legislative record reveals an unexpected convergence with opposing factions on environmental regulations, showcasing a highly calculated approach to protecting regional industrial interests. Chun's rhetoric consistently frames healthcare as a fundamental right, intertwining it with a surprising focus on economic incentives for medical research. This juxtaposition invites deeper inquiry into how Chun balances these seemingly divergent priorities.