Woong-seok Jeong is a professor at the Department of Public Talent and a chairman of the Korean Society of Criminal Procedure Law. He received his master’s and doctorate degree in Law from Yonsei University. He worked as a senior vice president of the Korea Law Professors Association INC, a member of the Criminal Policy Advisory Committee of the Supreme Prosecutors’ Office, member of the Advisory Committee of ‘the Coordination of Criminal Investigation Rights’. His main books are; “The Criminal Procedure Law”(Pakyoungsa Publisher), “Introduction to Criminal Law”(Daemyung Publisher), “Particulars of Criminal Law”(Daemyung Publisher), and “Understanding Law and System of Criminal Investigation Office of Senior Government Officials”(Pakyoungsa Publisher) He is a leading domestic expert in the field of criminal law, and has a deep knowledge of adjusting investigative rights and revising criminal law.