Haichao Gui received the B.E. and Ph.D. degrees in aerospace engineering from Beihang University, Beijing, China, in 2009 and 2014, respectively.,From 2014 to 2017, he was successively a Post-Doctoral Researcher with the Department of Earth and Space Science and Engineering, York University, Toronto, ON, Canada, and the Department of Aerospace Engineering, Ryerson University, Toronto. Since 2017, he has been an Associate Professor with the School of Astronautics, Beihang University. His research interests include spacecraft dynamics, nonlinear control, and estimation theory, with an emphasis on applications to space systems.