 Complete the following phrase:  Betty also called Berthy or Baty Halff-Epstein, née Epstein born 3 January 1905 in Zurich, died 31 May 1991 in Basel was a Swiss entrepreneur and pioneer of the second wave of the womens movement. During the Second World War, she and her brother Max Epstein helped persecuted Jews to emigrate to the USA. From Basel, she also provided interned prisoners in the 