Lei Zhao received a B.S. degree in forestry from Beihua University, Jilin, China, in 2011, and M.S. and Ph.D. degrees in forest management from the Chinese Academy of Forestry, Beijing, China, in 2014 and 2017, respectively. He is an Assistant Professor with the Institute of Forest Resource Information Techniques, Chinese Academy of Forestry. His research interests include topography radiometric correction algorithms for SAR images and forest parameter inversion method of polarimetric SAR, interferometric SAR, and polarimetric interferometric SAR.