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Gail Tverberg is an analyst who has been researching the connection between oil limits and the economy for nearly 10 years.\xa0 She writes a widely-followed blog called Our Finite World. Her background is as an actuary, working as a consultant to insurance companies. She also has a foot in the academic world, where she has lectured and written academic articles, and taught at the China\u2019s University of Petroleum in Beijing.