Mẫu Thị Bích Phanh is an expert in the Raglai language. She is from that group of people in the southern province of Ninh Thuận. Over the years she has done a lot to develop the language. Among the things she has done is teaching government workers the language.
Source : http://vietnamnews.vn/english-through-the-news/717793/for-the-love-of-a-language.html