Renee Hartman was born in Bratislava, which is now the capital of Slovakia. She and her sister were arrested by the Nazis and imprisoned in Bergen-Belsen, where they endured horrifying conditions, and where Renee nearly succumbed to typhus. After being liberated, Renee and her sister immigrated to the United States. Ever since, Renee has written about her experiences in the Holocaust. Renee passed away in 2025. She is survived by her children and grandchildren.