<prompt> Translate the following text to EnglishMwanamke huyo alikasirika na kuchapishwa hivi karibuni kwa safu ya The Nation na mwanaharakati wa elimu Ron Untz akisema kwamba marekebisho ya elimu ya uhuru yamekuwa kushindwa kabisa.  <response>: She was chagrined at The Nation s recent publication of a column by conservative education activist Ron Unz arguing that liberal education reform has been an unmitigated failure. 