Mark Kastleman is a Board Certified Clinical Chaplain and Spiritual Mental Health Practitioner with a specialty in addiction recovery and behavior change. For the last 19 years, Mark has focused on providing hope and a path to healing for: men battling with pornography and sexual addiction; wives who bear the heavy burden of betrayal trauma; and couples striving to save their marriages. In successful long-term recovery from his own struggles with sexual addiction, Mark has a deep empathy and understanding for his clients. After more than 30 years of marriage, Mark and his wife, Ladawn, know the personal heartache and fallout of addiction and what it takes for both spouses to heal and successfully move forward together. Mark's bestseller, The Drug of the New Millennium-The Brain Science Behind Internet Pornography Use, has been published in four languages and is widely cited and utilized by therapists, counselors and clergy. In 2007, Mark and his team of neuroscientists and psychologists created the online recovery education and support service-Candéo behaviorchange.com. Through Candéo, Mark has enjoyed the privi- lege of teaching and mentoring individuals in more than 80 coun- tries in their struggles with pornography and sexual addiction. As a professional speaker and trainer in this field, Mark has presented to higher education institutions, government agencies, medical and mental health professionals and religious organizations across the U.S. and in many parts of the world.