Ann Walton Sieber is a journalist and a member of Live Oak Meeting in Houston, Tex. This is an abridgement of “Jan de Hartog: A Captain on the Ocean of Light and Love,” which appeared inThe Best of Friends, ed. Chuck Fager, vol. 1, 1998, pp. 24–50. The quoted material in this article comes from the author’s interviews with Jan and Marjorie de Hartog. An obituary for Jan de Hartog appeared in Friends Journal in August 2003.