[ "Minjae Park received a BS degree in applied statistics from Yonsei University, Seoul, Korea, an MA degree in statistics from Columbia University, New York, USA, and a PhD degree in industrial and systems engineering from Rutgers University, Piscataway, USA. He is currently a full professor with the College of Business Administration, Hongik University, Seoul, Korea. His research interests include reliability modeling, maintenance policy, quality management, mean shift detection, optimization, and applied statistics." ]

[ "Dong Ho Park is a professor emeritus at Hallym University, Chuncheon, Korea. He received his BS degree in applied mathematics from Seoul National University, Seoul, Korea, in 1968 and MS and PhD degrees from Florida State University, Tallahassee, USA, in 1980 and 1982, respectively. He was formerly an associate professor at the University of Nebraska–Lincoln, USA, until 1995 and was a director of the Statistics Division, Department of Mathematics and Statistics during 1992–1993. He was a founder of the Korean Reliability Society in 1999 and assumed the presidency of that society from 1999 to 2004. At present, he is an honorary president of The Korean Reliability Society and works as a research professor at Hallym University, Korea. He has published over 100 research papers in the areas of reliability theory, life testing, software reliability, and system maintenance policy in a wide variety of international journals. He is a fellow of the Korean Academy of Science and Technology." ]