Missouri law (§ 452.375.2, RSMo) requires courts to determine custody and parenting time based on the best interests of the child, using these eight specific factors (plus any other relevant circumstances). In Jackson County family court, judges and Guardians ad Litem (GALs) weigh these factors carefully when deciding temporary orders, final custody, modifications, and enforcement actions. Over the coming posts, we’ll examine each factor through the lens of history’s greatest