What is the most important factor in deciding child custody?

The most important factor considered by the judge in deciding child custody can vary from state to state, or even from judge to judge, but, given that the child custody proceeding and decision will try to lessen the disruption of the child’s life and that the best interests of the child standard generally seeks to allow the child to become a well-adjusted member of society, the parent-child relationship is often the most important factor.