# What's the psychological origin of prejudice? * TODO: ask this in /r/AskPsychology, /r/AskSocialScience, or /r/AskAnthropology # Has prejudice always existed? * Race is a concept [that only came about in the 18th century](https://www.reddit.com/r/AskHistorians/comments/5j6b4i/monday_methods_no_but_what_race_were_the_ancient/). Relevant links so far: