Prof Maosheng Yao is a Boya Distinguished Professor in the College of Environmental Sciences and Engineering at Peking University in Beijing, China. Prof. Yao received his Ph.D. in Environmental Science from Rutgers University, USA in 2006, and completed post-doctoral research in the Department of Chemical and Environmental Engineering at Yale University, USA. His current research interests include bioaerosol, air toxicity and environmental health. His work was featured by ACS Chemical & Engineering News, and recognized by a Best ES&T Science Paper Award of 2018, a Second Prize for “P.R. China State Technological Invention Award”, and the 44th Geneva International Exhibition Special Gold Award in 2016. Dr. Yao was a recipient of three major international aerosol awards, including the Marian Smoluchowski Award in 2013 from GAeF, the 2013 Asian Young Aerosol Scientist Award from Asian Aerosol Research Assembly (AARA), and also the Kenneth T. Whitby Award in 2014 from American Association for Aerosol Research(AAAR). In 2017, Dr. Yao was awarded the National Natural Science Foundation of China (NSFC) Distinguished Young Scholar Award. The PhD dissertation Dr. Yao directed also won the AAAR Sheldon K. Friedlander Award. His several research patents have been successfully commercialized and widely used in China, including their applications for monitoring SARS-CoV-2. Dr. Yao organized and chaired state level Bioaerosol and Antibiotic Resistance Genes (ARG) Xiangshan Conferences. Currently, Dr. Yao is serving as the Vice Chair for Indoor Environment and Health Branch, Chinese Society for Environmental Sciences.