Prof. Lee received his PhD in Zoology from University of Sheffield. After he continued research work as a Post-doctoral Research Assistantin University of Sheffield, UK & Macquarie University, Australia, Post-doctoral Research Fellow in Seoul National University, and Senior Researcher, Korea Institute of Ornithology, Kyung Hee University. His research interests are sociality and behavioral ecology, and focuses on avian brood parasites with several cuckoos species as research models. Up to now he have published more than 40 peer-reveiwed research papers in scientific journal such as Behav Ecol, Front Ecol Evol, Ibis ect.