Prof. Dr. Junhwan Choi is an Assistant Professor at the Department of Chemical Engineering, Dankook University, Yongin, Republic of Korea. Before that, he served as a Postdoctoral Researcher at Querrey Simpson Institute for Bioelectronics (QSIB), Northwestern University, USA (2021. 09~2022.08) and the Korea Advanced Institute of Science and Technology (KAIST), Republic of Korea (2021. 02~2021. 07). In addition, as a Visiting Scholar, he went to the Materials Research Center (MRSEC), Northwestern University, USA (2019. 08~2020. 01). He obtained his B.S. in Chemical Engineering from the Sungkyunkwan University (SKKU) in 2015, his M.S. and Ph.D. in Chemical & Biomolecular Engineering from the Korea Advanced Institute of Science and Technology (KAIST) in 2017 and 2021, respectively. Based on his remarkable research achievements on polymer dielectric materials, he was awarded the Excellent Thesis Award (Ph.D. Dissertation) at the Polymer Society of Korea Spring Meeting 2021.