Daniel Wikler’s current research interests are ethical issues in population and international health, including the allocation of health resources, health research involving human subjects, ethical dilemmas arising in public health practice, and ethical dimensions of global tobacco control policy.

He served as the first Staff Ethicist for the World Health Organization, and served as Staff Philosopher for the President’s Commission for the Study of Ethical Problems in Medicine and Biomedical and Behavioral Research. Prof. Wikler was co-founder and second president of the International Association of Bioethics.