Monika Czernin, born in Klagenfurt in 1965, is a renowned international filmmaker and author. Her books about central figures and watershed moments in European history are best- sellers in Germany and Austria.
Aside from Picasso’s Hairdresser, Monika Czernin and Melissa Müller have worked together on several documentary films.

Melissa Müller, born in Vienna, is an author, scriptwriter and journalist. Her book Anne Frank: The Biography has been translated into more than 25 languages, and the film adaptation has garnered multiple Emmys. Until the Final Hour: Hitlerʾs Last Secretary, co-written with Traudl Junge, was on the Spiegel bestseller list for over a year, and led to the Oscar-nominated film Downfall. She published Picassoʾs Hairdresser: The Story of a Friendship, a collaboration with Monika Czernin, with Diogenes in 2023.