Jann Blackstone, PsyD, is a retired child custody mediator for the Superior Court of California and the founder of Bonus Families. She is the author of six books on divorce, remarriage, and co-parenting and a nationally syndicated weekly newspaper column, ＂Ex-etiquette.＂ She currently resides in Phoenix, AZ, and has four children: two biological, two bonus. David L. Hill, MD, FAAP, is a pediatric hospitalist at Goldsboro Pediatrics in North Carolina and an adjunct Assistant Professor of Pediatrics at the University of North Carolina School of Medicine. He is the author of Dad to Dad: Parenting Like a Pro and associate medical editor of Caring for Your Baby and Young Child: Birth to Age 5. He lives in Wilmington, NC with his wife and has three children and two stepchildren.