Yuguo Li is Chair Professor of Building Environment, Honorary Professor of School of Public Health, Associate Dean of Engineering, the University of Hong Kong. He studied at Shanghai Jiaotong University, Tsinghua and KTH in Stockholm, and was a Principal Research Scientist at CSIRO. His main research is on built environment engineering (indoor air quality, city climate, and environment studies of infection). He led the development of 2009 WHO guidelines on natural ventilation. He is currently serving as EIC of Indoor Air journal. He received the John Rydberg Gold Medal from SCANVAC in 2014, an Honorary Doctor Degree from Aalborg University, Denmark in 2015, and the Inoue Memorial Award of SHASE, Japan in 2016.