The correct answer to this open question is the following.
Shamus khan argues that highly privileged students at the nation's most elite private schools benefit most from feeling at ease and confident in most social situations because they are well prepared to confront any situation that is presented. They think they have the skills to compete at the top level.
We are talking about the work of Shamus Rahman Khan, who wrote the book "Privilege: The Making of an Adolescent Elite at St. Paul's School." He wanted to study the life of students in one of the most prestigious high schools in the United States: St. Paul's School, located in the city of Concord, New Hamshire. This place was the alma mater of the author and explains how exclusive this institution was for wealthy families.