Here are a few links to related organisations and projects.
About Viktor Ullmann, his life and works
Paul Sacher Foundation Basel – Custodian of Ullmann’s manuscripts
Goetheanum Dornach Switzerland – first performance in the new auditorium was a Viktor Ullmann opera
About art in Terezin
Defiant Requiem – the stirring true story of how the Terezin prisoners mocked their Nazi captors through performances of Verdi’s Requiem
University Over the Abyss – the lectures in Ghetto Terezin
Friedl Dicker Brandeis Life in Art and Teaching
Coco Schumann and the Ghetto Swingers
The story of Kurt Gerron – the film director forced to make a propaganda film about life in Terezin
Gideon Klein, an extraordinarily gifted composer and pianist
Biography
Gideon Kline Foundation
Gaby Flatow and the Hans Krasa foundation
Art and the Holocaust generally
Vor 80 Jahren: Ausstellung “Entartete Kunst” | bpb (in German)
The Concentration and Death Camps – Music and the Holocaust
The Holocaust: Lest We Forget – Orchestras in concentration camps
Music of the Holocaust — United States Holocaust Memorial Museum
מוזיק אין חורבן | Music in the Holocaust | A blog for MUS3179, taught at …
Bridge-building, refugee support, anti-racism
Elysium Between Two Continents
Beth Shalom Nottingham / National Holocaust Centre
United States Holocaust Memorial Museum
About the Holocaust
Auschwitz-Birkenau Memorial and Museum
e-Oswiecim Bookstore – Books about the Holocaust
Oldest Holocaust survivor, Alice Herz-Sommer, dies at 110
from Haaretz Jewish News (paywall)
about the Kindertransport
6 Stories Of The Kindertransport | Imperial War Museums
Kindertransport & Refugees | Holocaust Memorial Day Trust
Kindertransport – The National Archives (classroom resources)
about life and culture
Elisabeth Kübler-Ross Foundation
27th Jewish Culture Festival in Krakow
German Films: Company Info: CV Filmproduktions GmbH
responsible for producing the highly acclaimed film Karrusell about the life of Kurt Gerron in Theresienstadt
general historical reference sites
German Historical Institute London
Kriegsarchiv : Austrian State Archives – Österreichisches Staatsarchiv
Paul Sacher Foundation Basel – 20th Century Music