John Jang-Hwan Kim, MD is currently professor and chairman at the Department of Urology, Yonsei University College of Medicine in Seoul, Korea. He finished his residency at Yonsei University Severance Hospital and Neurourology and Female Urology Research Fellowship at the University of Pittsburgh, USA. He is the immediate past president of the Korean Continence Society and is actively serving as the President of the Korean Society for Urological Ultrasonography. Prof Kim conducts multiple research projects on functional urology including overactive and neurogenic bladders, benign prostatic hyperplasia, female urology and urological prosthetic surgery