There are possibly other characteristics that show bias but they were not identified in this study, jointly co-authored by those who previously claimed bias and those who disagreed with that claim.
Reviewing decades of studies, researchers with “adversarial” perspectives conclude that tenure-track women and men in STEM receive comparable grant funding, journal acceptances and recommendation letters—and that women have an edge over men in hiring.
Source: Review finds little evidence to support some claims of gender bias
