YesAllWomen

[3][4][5] Following a killing spree in Isla Vista, California that left six people dead and fourteen others wounded, the killer's Internet activity was described as misogynistic, and hatred of women was cited as a factor in his crimes.

[10][12][13] In reaction to the hashtag "#NotAllMen," an anonymous Twitter user then created "#YesAllWomen" to express that all women are affected by sexism and misogyny, even though not all men are sexist.

[2] Four days after its first use, The Guardian commentator Jessica Valenti wrote that the YesAllWomen hashtag helped illustrate the prevalence of everyday sexism against women.

[26] Cynthia Calkins Mercado, an associate professor of psychology, told The Kansas City Star that the hashtag changed her mind about the prevalence of misogyny in American society, and has raised awareness of women's experiences.

[27] Writing in The New Yorker, Sasha Weiss called the campaign "a kind of memorial, a stern demand for a more just society", and praised Twitter as a powerful vehicle for activism.

[30] Emily Shire criticized some #YesAllWomen tweets as trivial in the context of the Isla Vista killings, citing examples such as "I've never seen a hot husband with a fat wife on a sitcom.