SEE THE ARTICLE Where Have All the Good (Wo)Men Gone? by Jennifer Fulwiler, which quotes the article Where Have The Good Men Gone? by Kay S. Hymowitz.
Social Justice is not just a catchphrase for those who want to pursue liberal issues. It in fact derives from Catholic teaching greatly developed in the 19th and is de fide. The situation described in the articles above is very much a social justice issue. Unfortunately, the division between the sexes is presented as class conflict of the marxist kind: instead of partners, men and women are seen as competitors.