Computational Neuroaesthetics is the new discipline that integrates neuromarketing, psychology and computer science to develop digital contents aligned to users' psychological characteristics, such as personality traits. Computational Neuroaesthetics is the term coined by Mattia Martone, co-founder of PXR Italy Research Center, to legitimize the birth of this innovative discipline.The book presents a structure divided into two macro-sections. The first one describes the concept of contents' aesthetics in today's digital society, characterized by the phenomena of personalization and big data, and outlines the origins of Computational Neuroaesthetics. The second macro-section illustrates the psychological approaches to contents' aesthetics.The text represents the origin of a discipline destined to enrich the world of digital marketing (and not only this field) because it provides the basis for the development of disruptive products and services.