Michels v. Lyons (In Re Visitation of A. A. L.)

*489*8¶1 We accepted certification from the court of appeals to clarify the standard of proof required for a grandparent to overcome the presumption that a fit parent's visitation decision is in the child's best interest.1 We further resolve an interrelated challenge to the constitutionality of Wis. Stat. § 767.43(3) (2015-16),2 (the "Grandparent Visitation Statute") as applied to a circuit court order granting a petition for visitation over the objection of two fit parents.3

¶2 We recognize that a fit parent has a fundamental liberty interest in the care and upbringing of his or her child and…