In 1991, a book was published containing a chapter by Sheila:
“Power Projection in the Middle East”, by Sheila Ryan, in Greg Bates, ed., Mobilizing Democracy: Changing the U. S. Role in the Middle East (Monroe, Maine: Common Courage Press, 1991).
According to Publishers Weekly,
Sheila Ryan concludes that after 45 years of a Middle East policy based on anti-Soviet “containment,” the U.S. is now guided by its determination to control Europe’s and Japan’s source of oil.