"Wage Earning and Education" by R. R. Lutz is an educational study conducted as part of the Cleveland Education Survey in the early 20th century. This work focuses on the relationship between vocational training and wage-earning occupations, aiming to improve how public schools prepare young people for work in various industries. It examines the specific needs of different groups of wage earners and critiques existing educational practices with the goal of developing a more effective vocational education framework within the public school system. At the start of the book, the introduction outlines the motivation behind the Cleveland Education Survey, which was to determine the best ways that the public school system could equip students for employment in a rapidly growing industrial city. The opening chapters describe the survey methodology and the comprehensive investigations of various industries, such as metalworking, construction, and retail, which reveal the necessity for schools to adapt their curricula based on students' future employment prospects. The author emphasizes how most wage-earners in Cleveland were not receiving adequate vocational training, especially given that many left school prematurely and entered the workforce without sufficient preparation. Overall, the initial chapters set the stage for a detailed exploration of the educational reforms needed to better serve the wage-earning population of Cleveland. (This is an automatically generated summary.)