Mauro L. Condé is a Professor of History of Science (Historiography of Science) at the Federal University of Minas Gerais (Brazil) since 1998. He received his Ph.D. in Philosophy (2001). From 2009 to 2010, He was a visiting scholar at Boston University (USA). He also was a visiting scholar at the University of Vienna in 2016 and the University of São Paulo in 2017. His primary academic interests and research topics focus on the relationship between the historiography of science and epistemology. Author of several articles, book’s chapters, and books on historiography of science. He wrote especially on Kuhn and Fleck and the later Wittgenstein’s philosophy of language. He was editor of several books and currently is Editor-in-Chief of Transversal: International Journal for the Historiography of Science.Marlon Salomon is an Associate Professor of Modern History at the Federal University of Goiás (Brazil) since 2003. In 2006 and 2009, he was a visiting professor on the history of science team at the University of Picardy Jules Verne (France). His main research interest focuses on the relationships between the historiography of science and other academic disciplines, such as philosophy and history. In recent years, he has been dedicating himself to the study of conceptions of temporality in the history of the historiography of science. He is the author of numerous studies on Alexandre Koyré and on the development of the historiography of science in France. He was editor of several books and currently is Editor-in-Chief of Transversal: International Journal for the Historiography of Science.