The document discusses theories around social identity, celebrities, and self-presentation. It mentions Erving Goffman's theory that individuals present themselves strategically to others to appear acceptable. It also discusses how elites like celebrities can serve as general identification objects for people. Theories around anonymity and how it makes social identities more salient are presented. Possible selves theory is briefly discussed in relation to ideal, hoped-for, and feared selves. The concept of liquid modernity and how it has weakened traditional notions of identity and subjectivity in contemporary society is also summarized.