The book analyzes the rise and evolution of the Temporary Work Agencies' (TWAs) field in Italy. Using an in-depth longitudinal analysis from 1986 to 2015, the authors study the evolution of the Italian labor market, analyzing the interaction between players in the TWA sector and the influence of the regulatory framework on the actors' behavior. In addition the work delivers a precise description of the strategies and structures in Italian TWAs and contributes to increasing the understanding of the use of contingent work in this sector. The book provides a unique description of the Italian TWA sector giving not only the complete history from the early beginning to nowadays, but also key performance and structural data.