“We realized that one commonality among these people is that they are often seen as simply being rude, because they are rude to men as well. First, a pilot study examined whether men can both hold sexist beliefs and be rude toward men. In one study, participants read tweets written by former President Donald Trump from July to August 2019, while he was in office. Not all rude behaviors are sexist, because not all rude behaviors invoke negative stereotypes about women — for example, failing to acknowledge a co-worker in the hallway. Finally, even when women conclude that sexism is present, they may have a difficult time convincing others that sexism is at play.