Mid-Northern-Sòng gǔwén polemicist and SòngXīXià frontier official, zì Shīlǔ 師魯, of Hénán 河南 (Luòyáng). Jìnshì of Tiānshèng 2 / 1024 (the same cohort as the Two Sòngs and Yú Jìng). Disciple of Mù Xiū 穆修; the third link in the canonical gǔwén lineage Liǔ Kāi → Mù → Yǐn → Ōuyáng Xiū. One of the famous “Four Worthies” Sì xián of Jǐngyòu 3 / 1036 (with Fàn Zhòngyān, Yú Jìng, Ōuyáng Xiū) defended in Cài Xiāng’s 蔡襄 Sì xián yī bù xiào shī. Served as aide to Hán Qí 韓琦 on the SòngXīXià frontier during the Hǎoshuǐchuān defeat of 1041; demoted in the post-defeat reckoning. Died at Càizhōu in 1047 in poverty, age 47. Author of the Wǔdài chūnqiū 五代春秋 (a Confucian re-reading of the Five Dynasties in Chūnqiū style — proximate model for Ōuyáng’s Xīn Wǔdài shǐ KR2c0014). Surviving collection: Hénán jí KR4d0026 (27 juǎn). The gǔwén polemic stylist whose deliberately compressed prose set the model for Ōuyáng Xiū’s mature jì and xù. CBDB id 7104.