Handling Conflict With Confidence For Couples, Singles, Friendships, Or Work Relationships. Loving couples argue too. Knowledge and skills and agreements that will make a tremendous difference in how frequently people have high conflict, but also how intensely or how long it lasts. Marc Sadoff, MSW, BCD has 30 years experience as a therapist and 20 years of leading workshops for the public on handling conflict. He was featured in Time Magazine, representing the PREP model of marriage communication, in an article on innovative educational approaches to marital therapy.