Comparative research on shadow education 56 Professional - Education - Global Issues in Education October 28, 2021 University of Hong Kong - Mark Bray · Mark Bray reviews research on private supplementary tutoring, widely known as shadow education, during the initial decades of the present century. Read the Study Image courtesy of interviewee Shadow Education Log-in or Sign-up to Faculti Currently viewing this subject insight as a guest. You have insight(s) remaining for this month. Login Sign-up or Subscribe