In the book "A letter to Viscount Palmerston, a member of the House of Commons, and others, on the monitor system of Harrow School", the author Charles John Vaughan highlights important issues regarding education and upbringing at Harrow School, expressing his opinion about the effectiveness of the monitor system that was implemented in this educational institution . The author reasonedly explains the advantages of this system over other teaching methods, considers its pros and cons, and also tries to influence the opinion of the audience, in particular high-ranking persons, regarding the importance of actively introducing such innovations into school education. In his letter, the author draws attention to the potential benefits for the development of the personality and success of students through the use of the monitor system.