Dr. Elaine N. Aron's groundbreaking work, "The Highly Sensitive Person: How to Thrive When the World Overwhelms You," revolutionized our understanding of a trait that affects approximately 15-20% of the population. Published in 1996, this seminal book introduced the world to the concept of Sensory Processing Sensitivity (SPS), a neurological trait characterized by deeper processing of sensory information and heightened emotional responsiveness.