"Happiness Is Overrated" begins with an historical overview of the development of the concept of 'happiness' from Plato to contemporary writers, highlighting the best scholarship emerging from philosophy, psychology, and sociology. Belliotti includes practical advice on how to attain happiness and addresses issues centered on the meaning of life.

Happiness Is Overrated highlights the greatest thinking on the concept of happiness from classical philosophers such as Plato, to contemporary sociologists and psychologists. It includes practical advice on how to attain happiness, but argues that happiness is not the greatest personal good. Ultimately, the greatest personal good is realized in leading a robustly meaningful, valuable life.