This document discusses the concepts of diversity, multiculturalism, and collective identity. It defines diversity as differences between people in areas like race, gender, religion, etc. Multiculturalism goes deeper by focusing on inclusion, understanding, and respecting unequal power structures in society. Collective identity refers to a sense of belonging within a group and conforming to its norms and expectations. The document explores how collective identity can shape an individual both positively, as seen in Auden's poem about an ideal citizen, and negatively if it restricts independent thought. Overall it examines how diversity, multiculturalism, and collective identities influence workplaces and societies.