Erik Erikson’s Theory of Psychosocial Development is a comprehensive framework that suggests our personalities evolve through eight distinct stages across our entire lives. Unlike other theories that focus solely on childhood, Erikson emphasised the role of social interaction and how our relationships shape our identity from birth until death.

In 1980, researchers Kleck and Strenta designed a brilliant experiment. This study is a cornerstone in social psychology because it demonstrates how our 𝐢𝐧𝐭𝐞𝐫𝐧𝐚𝐥 𝐛𝐞𝐥𝐢𝐞𝐟𝐬 - even when they are objectively false - can completely distort our perception of how others treat us.