#8995 Overall Influence

Sima Tan



Why is this person notable and influential?

From Wikipedia

Sima Tan was a Chinese astrologer and historian during the Western Han dynasty. Sima Tan studied astronomy with Tang Du, the I Ching under Yang He, and Daoism under Master Huang.He was appointed to the office of Court Astrologer at age 25 in 140 BCE, a position which he held until his death.

Source: Wikipedia

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Influence Rankings by Discipline

How’s this person influential?
#693 World Rank
#7862 World Rank