Tae-Yeon Seong received his degree in materials science from the University of Oxford in 1992. After two years as a postdoctoral fellow, he joined the Gwangju Institute of Science and Technology, where he served as department chair and director for the Brain Korea 21 Centre for Advanced Materials. In 2005, he moved to the Department of Materials Science and Engineering at Korea University, where he served as department chair and Director for Brain Korea 21 Centre for Advanced Device Materials (2011-2016). He also served as Associate Dean of Research, College of Engineering at Korea University (2014-2015).
Seong was president of Korea Society of Optoelectronics in 2014. He was also advisory committee member of Ministry of Education of Korea (2005-2008). His current research philosophy is focused on innovations in developing efficient device processing technologies and transparent electrodes for replacing ITO that bring new functionality to optoelectronic devices, such as LEDs and OLEDs, and characterizing semiconductor and electronic materials. Seong has authored and co-authored about 420 papers and holds 230 patents issued or pending. He is currently a life member of ECS and served as editorial advisory committee member for the ECS Journal of Solid State Science and Technology and ECS Solid State Letters.