Kun Sang Lee is currently a Professor in the Department of Earth Resources and Environmental Engineering at Hanyang University. He earned a BS in mineral and petroleum engineering and a MS in mineral and petroleum engineering, both from Seoul National University. He was previously an Assistant Professor and Professor at Kyonggi University and an Associate Adjunct Professor at Michigan State University. He is currently the Editor-in-Chief of Geosystem Engineering and on the editorial board of the International Journal of Oil, Gas, and Coal Technology. He has published in many journals including Elsevier's Journal of Petroleum Science and Engineering.Tae Hong Kim is currently a PhD candidate with the Department of Earth Resources and Environmental Engineering at Hanyang University. He earned a BS in geoenvironmental system engineering and a MS in earth resources and environmental engineering, both from Hanyang University. He has co-authored one book and several journal articles, including Elsevier's Journal of Petroleum Science and Engineering.