Science and Technology: Overview of GAO's Enhanced Capabilities to Provide Oversight, Insight, and Foresight, Statement of Dr. Timothy M. Persons, Chief Scientist and Managing Director, Science, Technology Assessment, and Analytics, Testimony Before the Committee on Science, Space, and Technology, House of Representatives [open pdf - 10MB]
From the Highlights: "Rapid developments in S&T [science and technology] are transforming multiple sectors of society, including medicine, transportation, communication, defense, and even culture. Like all technological change, each of these developments brings opportunities and potential unintended consequences. The ability of Congress to understand and evaluate such changes will be critical for the United States to remain safe, innovative, and globally competitive. [...] This statement discusses (1) GAO's [Government Accountability Office] S&T products and services for Congress; (2) how GAO is structured to provide S&T advice to the Congress; and (3) GAO's plan to continuously improve its S&T advising capabilities."
Government Accountability Office: https://www.gao.gov/