Ji's wife, Harriet, was a cousin of Philip Jaffe, a New York communist who urged Ji to join International Labor Defense, a radical labor group, and Ji recruited Jaffe into forming the American Friends of the Chinese People.
Ji's wife, Harriet, was a cousin of Philip Jaffe, a New York radical who was later to be implicated in the Amerasia spy case. Jaffe urged Ji to join International Labor Defense, a radical labor group, and Ji recruited Jaffe into forming the American Friends of the Chinese People.