Professor Joseph Hoppe studied history, pedagogy and historical anthropology in Marburg and Berlin. Since 1987 at the Deutsches Technikmuseum Berlin; first as curator for communications, printing and paper technology, later as coordinator of the museum's exhibitions. Curator and project manager of numerous exhibitions on the cultural history of technology. Since 2008 deputy director of the Stiftung Deutsches Technikmuseum Berlin, since 2014 also head of the scientific service.
Since 2011, in cooperation with the Hochschule für Technik und Wirtschaft (University of Applied Sciences), foundation and development of the Berlin Centre for Industrial Culture bzi as a centre of excellence for urban history, development and tourism.
Numerous publications and lectures on the history of Berlin industrial culture, media history and general museum practice.

After completing his studies in Oldenburg, René Spierling, who holds a degree in biology, began working as a scientific trainee at the Stiftung Deutsches Technikmuseum Berlin in 2011. The aim was to design a new permanent exhibition at the Sugar Museum. It opened in 2015, after moving to the Deutsches Technikmuseum, as "Alles Zucker! Food - Material - Energy". Mr. Spierling then edited a book accompanying the sugar exhibition. Since 2018 he has been in charge of the "Science and Metrology" collection, which includes the exhibition "Pills and Pipettes - The Chemical-Pharmaceutical Industry using the Example of Schering" and the Historical Brewery in addition to "Everything Sugar!