Author Constance Grady discusses the way the “waves” of feminism overlap, wonders if there’s any reason to define waves in the first place, and asks if the women’s rights’ movement has entered a “fourth wave.” 
Grady, C. (2018, July 20). The waves of feminism, and why people keep fighting over them, explained. Vox. https://www.vox.com/2018/3/20/16955588/feminism-waves-explained-first-second-third-fourth