你看錯人了吧，他好像做了差不多10年的刑事律師。

John Grisham graduated from Mississippi State University before attending the University of Mississippi School of Law in 1981. He practiced criminal law for about a decade and served in the House of Representatives in Mississippi from January 1984 to September 1990. He began writing his first novel, A Time to Kill, in 1984; it was published in June 1989.
en.wikipedia.org/wiki/John_Grisham