Jiang Ziya (c. 1100 BC, dates of birth and death unknown), partly mythical sage advisor to King Wen of Zhou 周文王[Zhou1 Wen2 wang2] and purported author of “Six Secret Strategic Teachings” 六韜|六韬[Liu4 tao1], one of the Seven Military Classics of ancient China 武經七書|武经七书[Wu3 jing1 Qi1 shu1]