The Highly Sensitive Person: How to Thrive When the World Overwhelms You The "must read" original book on being an HSP-- even if you read nothing else about the trait, read this!
The Highly Sensitive Person in Love: Understanding and Managing Relationships When the World Overwhelms You Elaine Aron's highly recommended book on HSPs in the context of love and relationships.
Making Work Work for the Highly Sensitive Person This very nice addition to an HSP library covers the challenges HSPs face at work, with many useful suggestions on making the working life less overstimulating.
The Highly Sensitive Person's Survival Guide: Essential Skills for Living Well in an Overstimulating World (Step-By-Step Guides) Very useful guide on how to integrate the HSP trait in daily life situations.
The Highly Sensitive Child: Helping Our Children Thrive When The World Overwhelms Them An excellent book both for parents of highly sensitive children, as well as parents who-- themselves-- are HSPs.
The Highly Sensitive Person's Workbook Excellent book for those who really want to understand their sensitivity IN DEPTH. Can be tough for those who have been through abusive or difficult childhood.
The Introvert Advantage: How Quiet People Can Thrive in an Extrovert World 70-75% of HSPs are introverts. This book is viewed by many as the "Bible" of introversion-- very useful to understand where sensitivity ends, and temperament be
The Sensitive Self Although not specifcally about the HSP trait, this highly worthwhile book examines the many and varied aspects of sensitivity. A bit "academic," but a good read
The Highly Sensitive Person's Companion: Daily Exercises for Calming Your Senses in an Overstimulating World Ted Zeff's follow-up to the "Survival Guide;" has 52-weekly exercises and suggestions for making HSP life calmer and more fulfilling.
Help Is On Its Way: A Memoir About Growing Up Sensitive A different perspective: One HSPs deeply heartfelt autobiographical tale of her early years.
Empowered by Empathy : 25 Ways to Fly in Spirit Although not directly about the HSP trait, still a very useful book about how to make the most of being a highly sensitive empath.
Personal Power Through Awareness: A Guidebook for Sensitive People (Book II of the Earth Life Series) A personal favorite, and great for those HSPs who have have issues with feeling all the moods and emotions around them.