This article is a summary of the authors' response to the 2023 Circular Economy Request for Information: Challenges and Opportunities of Increasing Materials Circularity, a call for information issued by the U.S. Department of Energy's Advanced Materials & Manufacturing Technologies Office (AMMTO) in March 2023. Information can be found at www.energy.gov/eere/ammto/2023-circular-economy-request-information-challenges-and-opportunities-increasing.