Prejudice is an unjustified or incorrect attitude (usually negative) towards an individual based solely on the individual’s membership of a social group. For example, a person may hold prejudiced views towards a certain race or gender etc. (e.g. sexist). Discrimination is the behavior or actions, usually negative, towards an individual or group of people, especially on the basis of sex/race/social class, etc. The Difference Between Prejudice and Discrimination. A prejudiced person may not act on their attitude.