Patrick Opiyo Owili earned two PhDs from the School of Medicine at National Yang-Ming University in Taipei, Taiwan; with his first being in Public Health with an emphasis on health policy and health economics, biostatistics, epidemiology and global health while his second was in environmental science and technology with an emphasis on environmental and occupational health sciences. His research interest is in several areas in public health such as health policy, health care utilization, health systems, quality of care, maternal, newborn and child health, epidemiological research, and environmental exposures and health outcome. He is also a registered and Licensed Lead Expert of Environmental Impact Assessment and Audit in Kenya.