After his retirement he came to Fryshuset and lectured in schools about racism and hate and what to do about it .
Emerich came to Sweden after the war and worked as a social worker for 30 years .
After Emerich 's retirement Emerich came to Fryshuset and lectured in schools about racism and hate and what to do about it .
Emerich came to Sweden after the war and worked as a social worker for 30 years .