Josef Mengele was a Nazi officer and physician who performed horrific medical experiments on prisoners at the Auschwitz concentration camp during World War II. He took a particular interest in experimenting on twins, seeking to advance Nazi racial ideology about Aryan genetic superiority. Mengele's experiments caused immense suffering and death for his victims. After the war, he evaded capture and lived in hiding in South America until his death by drowning in 1979 in Brazil.

1. "The Angel of Death" Josef Mengele

2. Personal Facts Josef Mengele was born March 19, Gunzberg, Germany In 1926, when was just 15, Mengele suffered from a disease called osteomyelitis This made him curious to explore and experiment the human body.

3. Curiosity Hitler and the Nazi’s were obsessed with purity. Mengele began experimenting on twins, dwarfs, giants, and other biological anomalies He was responsible for making the selections at the women’s camp in order to find human Ginny pigs

4. The Master Race Mengele’s objective was to discover the genetic cause for the birth of twins in order to establish a program to double the rate of the “Aryan” race more quickly.

5. Auschwitz Mengele was first assigned to the death camp Auschwitz on May 30, 1943. His nickname quickly became “the Angel of Death” because with a flick of his cane he chose who lived or died

6. Experiments Mengele was mostly fascinated by twins and seeing their reactions to each other. He performed with blood transfusions from one twin to another, the removal of organs and limbs and even sex change operations

7. More Experiments Mengele gathered 14 sets of gypsy twins for experiments. The gypsies had chloroform injected into their hearts and died instantly. Once even two gypsy children were sewn together to try to make Siamese twins

8. Later Years Before the war was over, Mengele escaped to Argentina in 1949 and then moved to Paraguay ten years later. On February 7, 1979, Mengele was living in Brazil and had a massive stroke while swimming and died.

9. Sources http://www.holocaust-history.org/short-essays/josef-mengele.shtml http://www.deathcamps.info/Nazis/page_8.htm http://history1900s.about.com/library/holocaust/blmengele.htm