po_Yen-ChengDatuk Seri (Master) Cheng Yen (born May 11, 1937) is a Taiwanese Buddhist nun (bhikkhuni), teacher, and philanthropist. 

She is often called the “Mother Teresa of Asia.” In 1966, Cheng Yen founded the Buddhist Compassion Relief Tzu Chi Foundation, commonly known as Tzu Chi; its motto is “instructing the rich and saving the poor”. Later, Cheng Yen’s Charity, Medicine, Education, and Culture Missions developed, and to the present the Tzu Chi Foundation has become involved in international disaster relief, bone marrow donation, environmental protection, and community volunteering.