Question: What key details about liu xin  can be extracted from the following bio?  Bio: liu xin -lrb- ; c. 50 bc -- ad 23 -rrb- , courtesy name zijun -lrb- -rrb- , was a chinese astronomer , historian , and editor during the western han dynasty -lrb- 206 bc-ad 9 -rrb- and xin dynasty -lrb- ad 9 -- 23 -rrb- . he later changed his name to liu xiu -lrb- -rrb- due to the naming taboo of emperor ai of han . he was the son of confucian scholar liu xiang -lrb- 77 -- 6 bc -rrb- and an associate of other prominent thinkers such as the philosopher huan tan -lrb- d. 28 ad -rrb- . liu founded the old text school of confucianism .
Answer:
- mi is l iu 2 - x in 1- w is liu 2 hsin 1- gr is liou shin- p is liú xīn- t is 劉歆- s is 刘歆