Listen to the Summary of Daniel J. Fox's The Borderline Personality Disorder Workbook in 20 minutes. Please note: This is a summary & not the original book. BPD is the most researched and treated personality disorder. However, its causes are neither simple nor certain. There is no single best explanation as to why you display the symptoms of BPD and have the difficulties you do, but it might be helpful for you to explore the areas that have the greatest influence on the development of BPD...