When a marriage ends, it's common for parents to worry about the impacts that a divorce can have on children. Children typically need both parents, and their well-being may suffer when a parent is suddenly taken out of their lives. Likewise, parents can have a great deal of anxiety when it comes to post-divorce custody arrangements. However, child custody arrangements in Arizona and across the country these days have shifted from a winner-take-all situation to shared 50/50 parenting.