Katlyn Addison and Hadriel Diniz will become principal artists for the 2021-2022 season. (Beau Pearson | courtesy of Ballet West) Katlyn Addison performs as the Sugar Plum Fairy in Ballet West's production of "The Nutcracker." Addison has been named a principal artist for Ballet West's 2021-2022 season, the first Black ballerina to be promoted to the troupe's top rung of performers. | April 8, 2021, 11:33 p.m. Ballet West has promoted its first non-Asian dancers of color to the company’s top rung of performers. Katlyn Addison and Hadriel Diniz, both first soloists with the Salt Lake City-based troupe, will become principal artists for the 2021-2022 season, starting in the fall, the company announced Thursday.