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 "Emperor Shaka the Great"): The poem documents his exploits as a king of the Zulu people, produced considerable advances in State structure and military technologies of the Zulu.
Relevant evidence: No