Luó Zhītì 羅知悌 (hào Tàiwú 太無), Yuán physician of Hángzhōu in the 劉完素 Liú Héjiān transmission line; the master under whom 朱震亨 Zhū Zhènhēng studied in the early 1320s and through whom Zhū received the synthesis of the SòngJīnYuán Four Masters’ doctrines. Named in Zhū’s self-preface to KR3eq027 / KR3e0060 Gézhì yúlùn.