Dominant Western society only recognizes two strictly defined genders: men and women. Gendered experience begins when a doctor assigns one of these two genders to an infant based on the appearance of genitalia. Caretakers and peers reinforce this gender onto the child, assigning gendered pronouns, identity, roles and expression. Most people identify with the gender they were assigned at birth, and are referred to as cisgender. Many people, however, identify with a gender or genders different from that assigned to them at birth—these people can fall under the trans* umbrella. Gender is a complex subject that encompasses several components.