Helga Grebing

Helga Grebing (27 February 1930 – 25 September 2017) was a German historian and university professor (Göttingen, Bochum). She was born in Berlin, Germany. 
A focus of her work is on social history and, more specifically, on the history of the labour movement. 
Grebing died in Berlin on 25 September 2017 of congestive heart failure at the age of 87.