Mary ‘Mouse’ Hedrick began riding Icelandic horses in 2015 under Heidi and Laura Benson in California. In the years since, she has worked with trainers across the US such as Carrie and Terral Hill at Taktur Icelandics, and Kristján Kristjánsson at Thor Icelandics. Mouse graduated from Cornell’s Farrier Program in spring 2025, and has been training and shoeing horses professionally since. Mouse and her horse Gráfeldur are members of the USIHC National Team in T1.