Peter Weingart (born 5 June 1941 in Marburg) is a German professor emeritus in sociology and former director of the Center for Interdisciplinary Research, Bielefeld.

Weingart is member of Berlin-Brandenburgische Akademie der Wissenschaften and Hanse-Wissenschaftskolleg, the Hanseatic League Institute for Advanced Study.

He wrote as well a book about the science base for the German eugenics studies and their interaction with Racial hygiene policy.

It may be attractive for some scientists to use their celebrity status in the media as means of gaining acceptance for their findings or for their preferred fields of study.

[6] Weingart prefers science communication to provide proof of uncertainties and ignorance combined with established facts.