The Google Play Store and iTunes now offer the Overcoming app. A Prescription Books Title Escape the quagmire of sadness. You are not alone if you experience depression. There are around 300 million people suffering from depression worldwide. This popular self-help book, written by Professor Paul Gilbert, who is well known for his research on depression, has helped thousands of individuals, including those who are depressed, their friends and relatives, and those who work in the medical field. This third edition, which has been completely revised, has been extensively updated and rewritten to take into account more than ten years' worth of fresh research on understanding and treating depression, especially the significance of cultivating compassionate ways of feeling, thinking, and acting.