1984-1990 MD: Pusan National University, College of Medicine 

1990-1994 PhD: Pusan National University, College of Medicine

1997-2000 Full time instructor: Inje University, College of Medicine; 1997-2000 

2000-2002 Postdoctoral Fellowship: Washington University Medical School; 2000-2002 

2003-2016 Assistant and associate Prof: Department of Physiology, College of Medicine; Dong-A University

2017-Present Professor: Department of Molecular Neuroscience, College of Medicine, Dong-A University

2016.06.01.-2022.12.31 Director, Peripheral Neuropathy Research Center (MRC) 

2020.08.01.-2022.07.31 Dean, College of Medicine, Dong-A University 

2023.06.01.-2026.02.28 Director, Coupling of Peripheral Axon Degeneration-Regeneration (BRL)  

2025.01.01.-2025.12.31 Chair, Koren Society for Neurodegenerative Disease (KSND)

Sensory and Motor systems

Peripheral nerves

Basal ganglia and Cerebellum