Petra Reski (born 1958, in Kamen) is a German journalist and author renowned for her anti-Mafia publications.
After her studies of romance languages, literature and social sciences in the University of Trier, in Münster and Paris she attended the Henri Nannen Schule (named in honour of Henri Nannen).
She has received numerous prizes for her literary and journalistic work.
Reski has lived in Italy since 1989 and speaks Italian fluently.
A Tale of Godfathers, Pizzerias and Fake Priests as saying: Everything I know about the Mafia, I am indebted to Petra Reski.