On Dec. 21, The Harold and Mimi Steinberg Charitable Trust announced the names of the 20 outstanding early-to-mid-career playwrights. Playwright, Rhiana Yazzie was among the winners.On Dec. 21, The Harold and Mimi Steinberg Charitable Trust announced the names of the 20 outstanding early-to-mid-career playwrights. Playwright, Rhiana Yazzie was among the winners.