This document discusses different types of prejudice including those based on past experiences, gender, ethnicity/race, sexual orientation, age, socio-economic status, and physical conditions. It provides examples of how prejudice forms and definitions for different prejudices such as gender stereotypes, racial prejudice, homophobia, ageism, classism, and ableism. Prejudice involves making judgments about people before knowing facts based on perceived group membership and can negatively impact individuals.