Only Wissler challenges that ruling on appeal, contending that Renee had authority as her husband's conservator to alter the terms of their trust by amendment. The only case on which Wissler relies, In re Estate of Krokowsky, 180 Ariz. 190, 883 P.2d 427 (App. 1993), was vacated. In re Estate of Krokowsky, 182 Ariz. 277, 896 P.2d 247 (1995).