The Arrieta Method201388 minDocumentaryLoading watch options…Mentxu and Lourdes Arrieta cannot speak. They cannot control their muscles. Two sisters born with a congenital disorder, labeled "retarded" or "lost" even by those who loved them, with no way to communicate, created a unique language for themselves.DirectorJorge Gil MunarrizCastLourdes ArrietaMentxu ArrietaEsteban ArrietaConchi OrmazabalJulene Beldarrain