The book ‘Quirk’ is written by Hannah Holmes. ‘Quirk: Brain Science Makes Sense of Your Peculiar Personality’ analyzes the science of personality. As the story shows, using the Five Factor model, it reveals how it dictates our genes and our brains and personalities. It discusses major factors like Extraversion, Neuroticism, Agreeableness, Conscientiousness, and Openness, and minor facets such as being impulsive, artistic, or cautious.