This book review summarizes Lindsay Shepherd's book "Diversity and Exclusion: Confronting the Campus Free Speech Crisis". The book details Shepherd's experience as a graduate student at Wilfred Laurier University, where she was reprimanded for showing a video featuring Jordan Peterson to students. This led to Shepherd becoming a figure in debates around free speech on campus. The review provides an overview of Shepherd's account and arguments about intolerance of diverse viewpoints at universities.