Cyril Frederick Cherrington Beeson CIE, D.Sc. (1889–1975) was an English entomologist and forest conservator who worked in India. Beeson was an expert on forest entomology who wrote numerous papers on insects, and whose book on Indian forest insects remains a standard work on the subject. After his retirement and return to England he became an antiquarian horologist.

Wiebe E. Bijker is a Dutch professor Emeritus, former chair of the Department of Social Science and Technology at Maastricht University in the Netherlands.

Lewis Cozens was a British railway author and historian, notable as one of the earliest writers on Welsh narrow gauge and light railways.

Donald C. Davidson is the historian of the Indianapolis Motor Speedway, the only person to hold such a position on a full-time basis for any motorsports facility in the world. Davidson started his career as a statistician, publicist, and historian at USAC. His radio program, The Talk of Gasoline Alley, is broadcast annually throughout the "Month of May" on WFNI in Indianapolis, and he is part of the IMS Radio Network.

Bern Dibner was an electrical engineer, industrialist, and historian of science and technology. He originated two major US library collections in the history of science and technology.

Robert William Doran HFNZCS was a New Zealand-based computer scientist and historian of computing. He was Professor Emeritus of Computer Science at the University of Auckland, New Zealand.

Paul-Michel Doria Foucault was a French philosopher, historian of ideas, writer, political activist, and literary critic.

Joel Greenberg is an educational technology consultant and historian on the role of Bletchley Park in World War Two.

Robert L. Heilbroner was an American economist and historian of economic thought. The author of some 20 books, Heilbroner was best known for The Worldly Philosophers: The Lives, Times and Ideas of the Great Economic Thinkers (1953), a survey of the lives and contributions of famous economists, notably Adam Smith, Karl Marx, and John Maynard Keynes.

Emory Leland Kemp was the founder and director of the Institute for the History of Technology and Industrial Archaeology at West Virginia University. There, he was Chair and Professor of Civil Engineering at the Benjamin M. Statler College of Engineering & Mineral Resources, and a professor of history in the Eberly College of Arts and Sciences. He currently serves as Professor Emeritus for the Department of History at West Virginia University.

Melvin Kranzberg was an American historian, and professor of history at Case Western Reserve University from 1952 until 1971. He was a Callaway professor of the history of technology at Georgia Tech from 1972 to 1988.

Karl-Eugen Kurrer is a German civil engineer and expert on the history of construction.

Lars Svante Albert Lindqvist is a Swedish historian who has been the Marshal of the Realm of Sweden and chief of the Royal Court of Sweden from 1 January 2010 until 30 August 2018.

Werner Lorenz is a German structural engineer and a historian of construction technology. He held the chair for the construction history and structural preservation at the BTU Cottbus-Senftenberg, where he has been an honorary professor for the construction history since his retirement. He was also managing director of the Berlin engineering office Lorenz & Co. from 1999 to 2018.

Lewis Mumford was an American historian, sociologist, philosopher of technology, and literary critic. Particularly noted for his study of cities and urban architecture, he had a broad career as a writer. Mumford made signal contributions to social philosophy, American literary and cultural history and the history of technology. Mumford was influenced by the work of Scottish theorist Sir Patrick Geddes and worked closely with his associate the British sociologist Victor Branford.

David Franklin Noble was a critical historian of technology, science and education, best known for his seminal work on the social history of automation. In his final years he taught in the Division of Social Science, and the department of Social and Political Thought at York University in Toronto, Canada. Noble held positions at Massachusetts Institute of Technology, the Smithsonian Institution, and Drexel University, as well as many visiting professorships.

Trevor J. Pinch, is a British sociologist, part-time musician and former chair of the Science and Technology Studies department at Cornell University. In 2018, he won the J.D. Bernal Prize from the Society for Social Studies of Science for "distinguished contributions to Science and Technology Studies over the course of [a] career".
Joachim Radkau is a German historian.

Anthony Edgar "Tony" Sale, FBCS was a British electronic engineer, computer programmer, computer hardware engineer, and historian of computing. He led the construction of a fully functional Mark 2 Colossus computer between 1993 and 2008. The rebuild is exhibited at The National Museum of Computing at Bletchley Park in England.

Peter Henry Salus is a linguist, computer scientist, historian of technology, author in many fields, and an editor of books and journals. He has conducted research in germanistics, language acquisition, and computer languages.

Johannes Willem "Johan" Schot is a Dutch historian working in the field of science and technology policy. A historian of technology and an expert in sustainability transitions, Johan Schot is Professor of Global Comparative History at the Centre for Global Challenges, Utrecht University. He is the Academic Director of the Transformative Innovation Policy Consortium (TIPC) and former Director of the Science Policy Research Unit (SPRU) at the University of Sussex. He was elected to the Royal Netherlands Academy of Arts and Sciences (KNAW) in 2009.

Jason Scott Sadofsky, more commonly known as Jason Scott, is an American archivist, historian of technology, filmmaker, performer, and actor. Scott has been known by the online pseudonyms Sketch, SketchCow, The Slipped Disk, and textfiles. He has been called "figurehead of the digital archiving world".

Charles Joseph Singer was a British historian of science, technology, and medicine. He served as medical officer in the British Army.

Doron Swade MBE is a museum curator and author, specialising in the history of computing. He is especially known for his work on the computer pioneer Charles Babbage and his Difference Engine.

Patrick Bruce Whitehouse OBE was one of the pioneers of railway preservation, when he helped save the Talyllyn Railway in 1951. He also led the restoration to working order of several of Britain's steam locomotives after they were replaced by diesel locomotion in the 1960s.

Horst Zuse is a German computer scientist.