Roger Lipsey is a biographer, art historian, translator, and, for many decades, a participant in the Gurdjieff teaching. Among his recent books is Hammarskjöld: A Life,which has been hailed as the definitive biography of Dag Hammarskjöld. His latest book, Gurdjieff Reconsidered: The Life, the Teachings, the Legacy, is out now from Shambhala Publications. 

Buy the book here: 

https://www.shambhala.com/gurdjieff-reconsidered.html