This document summarizes the development of the Black beauty industry in the United States from the 1890s to the post-1960s era based on Tiffany Gill's book Beauty Shop Politics. It outlines key events, organizations, and figures that helped legitimize hairdressing and beauty culture as a profession for Black women during this period. Major topics covered include the rise of Madam C.J. Walker and Annie Malone as pioneers in the industry, the founding of groups like the National Negro Business League and National Beauty Culturists' League, increased regulations in the 1930s-1940s, the role of salons during the Civil Rights Movement, and changes in the industry's power and significance in more recent decades.