Adolescent psychologist. Originally known as Tian Yubin, he was born in Dingzhou, Hebei Province, and now lives in Beijing. 200 1 Participated in the establishment of Intimate Sister magazine and served as the deputy editor. He won the first prize for editing and the first prize for thesis in the 8th China June 1st Award. Hosted the column of "Intimate Sister Mailbox" for many years. His published works include "Don't tell the truth: 100 letters in front of growing pains" and "You can go further: 18 kinds of wisdom out of growing confusion". He used to be the deputy editor-in-chief of the New Classic Children's Books Division. He is currently the editor-in-chief of Zhiku.