It’s not legal in most cases, and certainly not right, but 1 in 5 left-leaning bosses “will not hire” supporters of President Trump, and huge majorities of hiring managers want to know the positions job candidates have on highly controversial issues including race and immigration, according to a sweeping new survey.

What’s more, job seekers reluctant to cough up their views and positions in interviews can’t hide them because nearly all employers sift through social media posts, mostly Facebook, Instagram, and Twitter, of those they are considering for jobs.