Si-Pei Liu, postdoctor of Prof. Dr. Si-Qin Ge research group in the Institute of Zoology, Chinese Academy of Sciences. She completed her undergraduate and master studies, respectively, in 2010 and 2013 at China Agricultural University. After that, she received another master of science in entomology in 2015 from Washington State University. She received Doctor rerum naturalium from Friedrich-Schiller Universität Jena in 2018. She used to study the taxonomy of Diptera. Currently, her research interest is the morphological phylogeny and evolution of Arthropoda.