Seo Gyeong-deok

Seo Gyeong-deok (18 March 1489 – 13 August 1546 ) was a Korean Neo-Confucianist philosopher during the Joseon period. His philosophy studied materialism and phenomenology based on ancient taoist philosophy theories absorbed by neoconfucianism, like Yin and Yang and Ki.

Works
Seo was a great scholar of the day. He counted among his students the famed gisaeng Hwang Jini, for whom he wrote this sijo:

Other works:


 * Hwadamjip - collection of his writings
 * Woniki - About origin of Qi
 * Igiseol - about processing of Qi
 * Taeheoseol - About 無|Mu of Qi
 * Gwisin sasaengnon - about spirit of soul and life and death.

Disciples

 * Hwang Jin-yi - Korean poet and artist
 * Heo Gyun - Korean novelist, philosopher, and politician
 * Yi Ji-ham - Korean astrologer, diviner, and politician
 * Heo Nanseolheon - Korean poet
 * Han Baek-gyeom - Geographer and philosopher
 * Park Sun  - Philosopher and politician

Family

 * Father - Seo Ho-beon
 * Mother - Lady Han of the Boan Han clan
 * Sibling(s)
 * Younger brother - Seo Sung-deok
 * Wives and their issue
 * Lady Yi of the Taein Yi clan ; daughter Yi Gye-jong (이계종; ? – 7 January 1561)
 * Son - Seo Eung-ga
 * Son - Seo Eung-gi
 * Daughter - Lady Seo of the Dangseong Seo clan
 * Unnamed concubine
 * Son - Seo Eung-bong
 * Son - Seo Eung-gu