Dr. Baruch has made significant contributions to acoustic engineering, the early application of computers to medical and educational practice and management, and teaching technological innovation at Harvard Graduate School of Business Administration and Dartmouth College.

Baruch graduated from James Madison High School, Brooklyn, in 1940, and attended Brooklyn College for the next two-and-one-half years. After three years in the Army during WWII, he enrolled as a junior at Massachusetts Institute of Technology (MIT). Dr. Baruch received his Sc.D. from MIT in 1950 and was on the MIT faculty from 1948 to 1971. From 1970 to 1974, he was a faculty member at the Harvard Graduate School of Business Administration, and from 1974 to 1977, he was professor of business administration at the Tuck School of Business and professor of engineering at the Thayer School of Engineering, both at Dartmouth College.

Baruch was a founding partner and vice president of Bolt Beranek and Newman (BBN). Although he left the company from 1966 to 1968 to become department general manager of the MEDINET Department of General Electric, he remained a director of BBN until 1977. He was a also a Founding Member and director of Boston Broadcasters Inc. (Channel 5, Boston) until he joined the Carter administration in 1977 as assistant secretary of commerce for science and technology, a post he held until 1981.

He was elected to membership in NAE in 1974 and became an NAE Fellow and Senior Scholar in 2001. Dr. Baruch is also a fellow of the Acoustical Society of America, IEEE, American Academy of Arts and Sciences, American Association for the Advancement of Science, and New York Academy of Science.

Dr. Baruch holds 12 patents, is the author of numerous articles, has worked in Africa, India, Indonesia, and Jordan, and has been honored by China and Israel for his work in and with those countries. He was a founder of the Trans-Atlantic Institute of the American Jewish Committee and the US/Israel Binational Industrial Research and Development Foundation and a member of the American Boards of Ben Gurion University and the Israel Oceanic and Limnological Research Foundation.