Inflation proposer and MIT professor Guth penned the response with physicists David Kaiser (MIT), Andrei Linde (Stanford), and Yasunori Nomura (UC Berkeley), then gathered famous signatories from across the physics world. The four disagreed with many of the statements in the Scientific American article, but “We were particularly in strong disagreement with the statements they made about the testability of inflation which we thought were completely without justification,” Guth told Gizmodo. “We thought it was about time someone answered those objections.”


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