In the excellent book “Buddha’s Brain”, Rick Hanson presents the neural scientific evidence that there is no central place in the brain where a constant personality exists (p.208-214).

His fifth book, The You You Are: A Spiritual Biography of You, made its way to Lumon’s severed floor during Severance season one, where it helped inspire the Macrodat Uprising.

If you're not sure how to answer that question, Rubin, who has a book coming out in April, Secrets of Adulthood, is here to help. This interview has been edited for length and clarity.