Helen Lewis (née Katz), was born in 1916 into a Jewish family in Trutnov (Czech Republic) and studied modern dance and choreography in Prague. After the establishment of the Protectorate Bohemia and Moravia, she was deported to Terezín in 1942 and later to Auschwitz. She survived the death march in the winter of 1945 and returned to Prague. From there, she later moved to Belfast, where she founded her own dance group (Belfast Modern Dance Group) which achieved great fame. Helen documented her experience of the Holocaust in her memoir "A Time to Speak". She died in Belfast in 2009.