Dr. Ulysses Dorotheo is a Filipino neuro-ophthalmologist with two decades of experience as a tobacco control advocate, whose policy advocacy work revolves around implementation of the WHO Framework Convention on Tobacco Control (FCTC) in the ASEAN region, including in the areas of tobacco taxation, smoke-free environments, packaging and health warning labels, advertising and marketing bans, and industry interference. He is the current Executive Director of the Southeast Asia Tobacco Control Alliance (SEATCA) and a former chair of the board of the Framework Convention Alliance (FCA), a global alliance of tobacco control civil society organizations.