Oscar-nominated filmmaker Hanna Polak on her Witness documentary about life in a notorious Russian landfill.
Hanna Polak
Hanna Polak is a Polish documentary filmmaker. Her film 'The Children of Leningradsky' (2004) was nominated for an Oscar and two Emmy Awards. She is a... n advocate for improving the lives of homeless and underprivileged children and is a found of the Russian NGO Active Child Aid.