13833. TWO INFLUENTIAL BOOKS ON STRATEGIC MARKETING BY JACK TROUT AND AL RIES. Review and analysis of Trout and Ries' 1981 Positioning: The Battle for Your Mind and 1985 Marketing Warfare focusing on the two works' articulation and development of the then-emerging concept of the marketing niche and product identification and their introduction of the concept of marketing as strategic competitive war. 5 pages, 4 footnotes, 2 bibliographic sources.