Soan2400 unit 2: gender as an intersectional and an embodied identity. Psychological reductionism (pr): identity is conceived as a fixed and stable characteristic of a person; there is an underlying essence or truth to identity. Sociological reductionism (sr): identity is acquired through socialization or the internalization of imposed social roles; identities can be transformed. Gender systems: identity is a relational process through which we understand ourselves/others/groups at any given time, in any given place. Essentialism: how members of a group (i. e. women") have the same nature and thus there is a single universal trait that is shared. Additive theory: assumes that one"s identity is simply a composite of various natural and socially constructed attributes (i. e. valentine: assumes that one form of oppression would be merely additive upon another ; problem discounts intersectionality. Isms: prejudiced beliefs, behaviours, and institutional practices by a group or a person who use their power to discriminate and oppress specific groups of people and/or identities.