Dr. Letian Dou is currently an assistant professor of chemical engineering at Purdue University. He obtained his B.S. in Chemistry from Peking University in 2009. He then joined Prof. Yang Yang’s group in the Department of Materials Science and Engineering at UCLA, and obtained his Ph.D. in 2014 (co-advised by Prof. Fred Wudl @UCSB in 2013). His doctoral research focused on the design and synthesis of conjugated polymers for organic photovoltaic applications. From 2014 to 2017, he was a Chemist Postdoc Fellow working with Prof. Peidong Yang at the Department of Chemistry, University of California-Berkeley and Materials Science Division, Lawrence Berkeley National Laboratory. His research interest includes the synthesis of organic semiconductors, inorganic nano structures, hybrid materials, and related optoelectronic properties and devices. He has published over 30 papers with more than 8000 citations (H index = 28).