Ark. Code Ann. § 28-73-305: Appointment of representative

(a) If a court determines that an interest is not represented under this subchapter, or that the otherwise available representation might be inadequate, the court may appoint a guardian ad litem to receive notice, give consent, and otherwise represent, bind, and act on behalf of a minor, incapacitated, or unborn individual, or a person whose identity or location is unknown. A guardian ad litem may be appointed to represent several persons or interests.

(b) A guardian ad litem may act on behalf of the individual represented with respect to any matter arising under this chapter, whether or not a judicial proceeding concerning the trust is pending.

(c) In making decisions, a guardian ad litem may consider general benefit accruing to the living members of the individual's family.