Question: Who wrote an investment guide published by Orion in 1992 who named his approach to investment when he observed that after reading a short article on the Zulu people in the an American general-interest family magazine, published ten times a year his wife was better informed on the subject than he himself was ?
Sentence (from "Reader's Digest"): For many years, "Reader's Digest" was the best-selling consumer magazine in the United States; it lost the distinction in 2009 to "Better Homes and Gardens".
Relevant evidence: No