Dr. Tsong-Hai Lee is a professor of Neurology at Chang Gung Memorial Hospital, Linkou Medical Center in Taiwan. He has been the president of Taiwan Stroke Society from 2012 to 2014 and the chairman of Asia-Pacific Stroke Conference in Taipei in 2014. He is now the honorable director of Taiwan Stroke Society and the distinguished member of Japanese Society of Neurology since September 2017. He is the principal investigator of Stroke Registry In Chang-gung Healthcare System (SRICHS). His clinical and research work is focused on stroke such as stroke risk factors, stroke genetics and stroke outcome in both ischemic and hemorrhagic stroke.