I find the following books on high sensitivity and trauma to be very readable, professionally and personally. The books by the "inventor" Elaine N. Aron are written a bit highly sensitive (convoluted), but are still very worthwhile. Like all the books and DVDs mentioned here.
The link is from Amazon and gives you the opportunity to see if it suits you.
Click on the respective button to go to the Amazon preview.
High Sensitivity in General
Are You Highly Sensitive?
Delicate Soul
When the Skin is Too Thin
High Sensitivity – Living and Understanding Sensitivity
Highly Sensitive – What to Do?
Understanding and Appreciating High Sensitivity
Dealing with High Sensitivity
Hit to the Heart
Up to Here and No Further
Living with High Sensitivity
High Sensitivity in Coaching and Therapy
Are You Highly Sensitive?
The Workbook
Highly Sensitive People in Psychotherapy
Highly Sensitive People in Coaching
Trauma
Free Yourself from Trauma
Old Wounds Can Heal Too
The Self-Healing Nerve
The Polyvagal Theory in Therapy
Embodied Terror
Language Without Words
These are affiliate links.
I answer the most frequent questions about high sensitivity and trauma concisely in my FAQ on High Sensitivity and Trauma .