This letter provides a recommendation for Julie Perry from Ken Hook, a retired science teacher from Clear Lake High School. In 3 sentences: Ken Hook observed Julie Perry as one of the most effective substitute teachers at Clear Lake High School, carrying out lesson plans completely and maintaining discipline; students enjoyed having Julie as a substitute and knew class would run smoothly; all the teachers got to know and like Julie, who was treated as a permanent part of the teaching staff due to her frequent work at the school.