Who is Brandt from Black Cross and what is their importance? Black_Cross_(novel) English & Literature Brandt | Black Cross

Herr Brandt is a doctor and the chemical genius that created the Sarin and Soman gas for the Nazis at Totenhausen Camp. He runs the prisoner camp, but he uses the prisoners as test subjects for his experiments. In addition to testing the deadly chemical gases, Brandt also uses the children as test subjects for spinal meningitis by injecting them with the bacteria and documenting their decline.