He was the first western journalist to give a full account of the history of the Chinese Communist Party following the Long March, and he was also the first western journalist to interview many of its leaders, including Mao Zedong.
Ia adalah jurnalis Barat pertama yang memberikan catatan penuh dari sejarah Partai Komunis Tiongkok setelah Pawai Panjang, dan menjadi orang pertama yang mewawancarai beberapa pemimpinnya, termasuk Mao Zedong.