In "The Invisible Life of Addie LaRue," identity is central, exploring how memory shapes self-perception. Addie's curse erases her from others' minds, prompting questions about existence and the essence of identity beyond societal recognition.

In "The Giver," memory and identity are intertwined, shaping the community's reality. As Jonas inherits memories, he gains individuality, challenging societal conformity and revealing the profound impact of collective memory on personal identity.