His analyses of the foreign policy implications of global trends and events in food and agriculture at the U.S. Department of State won him the National Intelligence Medal of Achievement in 1983.
Dennis is an outspoken advocate of free trade in farm products, and of the environmental importance of well-managed high-yield farming. Dennis has testified numerous times to both Senate and House Congressional committees on agricultural and conservation issues and has presented papers at the annual meeting of the American Association of the Advancement of Science, and many other forums.
Avery is the author of two books, Global Food Progress and Saving the Planet With Pesticides and Plastic: The Environmental Triumph of High-Yield Farming.
Avery also writes a weekly, syndicated column for Bridge News and has been published in numerous newspapers, magazines, and scholarly journals, including: The Wall Street Journal, Washington Times, Des Moines Register, Science, Readers Digest, Feedstuffs, and Farm Journal.