Tiago Figueiredo Saraiva (Lisbon, 1972) is Assistant Researcher at the Institute of Social Sciences of the University of Lisbon.

He holds a PhD by the Universidad Autónoma de Madrid with a History of Science thesis on The Urban Scale of Science. Lisbon and Madrid (1851-1900). The research was developed at the History of Science Department of the Instituto de Historia of the Consejo Superior de Investigaciones Científicas in Madrid. He also has a degree in Materials Engineering from the Instituto Superior Técnico of the Universidade Técnica de Lisboa. In 2004-2005 he held a post doc scholarship by the Portuguese Foundation for Science and Technology which supported his research on The Mobilization of Science in Portugal (1929-1974) conducted in the Secção de História e Filosofia da Ciência in the Universidade Nova de Lisboa and in the History Department of the University of California Los Angeles.

He was cocurator of the exhibition "Images of Science in Contemporary Spain" (1998), produced by the Telefónica Foundation in Madrid, which also traveled to Rome, Lisbon, Alicante and Logroño. He made part of the team which designed the Web page of Scientific Culture for the Comunidad Autónoma de Madrid (2001-2003).

In the years 2005 and 2006 he was nominated International Scholar of the Society for the History of Technology (SHOT). Presently most of his research deals with the connections between scientific practices and the changing landscape in the twentieth century. He combines the typical history of science approach of looking into laboratories with the more broad concerns of environmental history.

He also keeps his previous research interests on the relations between science and the public and on the urban dynamics of science.