ABOUT THE EXHIBITION Venues & Views | Contact us A VOICE SILENCED by American-born granddaughter Diane Leonore Neumaier was produced in collaboration with her father, Dr. John Neumaier, the son of Leonore Schwarz Neumaier. In addition to historical images, the exhibition includes contemporary artworks by Diane Neumaier—inspired by the grandmother she was never able to know. Dr. John Neumaier, son of Leonore Schwarz Neumaier, and his daughter Diane Neumaier at an installation of A VOICE SILENCED.