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May 18, 2023 · 9 Jul 1959 (aged 84) Miami, Miami-Dade County, Florida, USA. BURIAL. Harmony Grove Cemetery. Portsmouth, Rockingham County, New Hampshire, USA. MEMORIAL ID. 197724102 · View Source. MEMORIAL. PHOTOS 1. FLOWERS 5. Family Members. Parents. Barnett Mandelbaum. 1847–1921. Fannie Crooknecht Mandelbaum.
- Starokostyantyniv, Khmel'nyts'ka oblast
- Boris Sidis
- Khmel'nyts'ka oblast
- October 2, 1874
Birth. 2 Oct 1874. Ukraine. Death. 9 Jul 1959 (aged 84) Miami, Miami-Dade County, Florida, USA. Burial. Harmony Grove Cemetery. Portsmouth, Rockingham County, New Hampshire, USA Add to Map.
THE SIDIS STORY. Sarah Mandelbaum Sidis, M.D. ... SIDIS BIOGRAPHY PROJECT 419 W 115 #2 New York City, New York 10025. Univ. of Miami Federal I.D. No. 590-62-4458.
Sarah Sidis formerly Mandelbaum. Born 2 Oct 1874 in Russian Empire. Daughter of Unknown Mandelbaum and [mother unknown] Sister of Grace (Mandelbaum) Fadiman. Wife of Boris Sidis — married 24 Dec 1894 in Boston, Suffolk, Massachusetts, United States. Mother of William James Sidis and Helena Sidis.
- Female
- October 2, 1874
- Boris Sidis
- July 9, 1959
When William James Sidis was born on 1 April 1898, in New York City, New York, United States, his father, Dr Boris Sidis, was 30 and his mother, Dr Sarah J. Mandelbaum, was 23. He lived in Portsmouth, Rockingham, New Hampshire, United States in 1920 and Boston, Suffolk, Massachusetts, United States in 1944.
Dr. Sidis, widow of Dr. Boris Sidis, an outstanding abnormal psychologist at Harvard some decades ago, talked about her theories yesterday while visiting with Mrs. Samuel Starr of 206 Waterman Street. She practiced psychiatry herself for some 40 years and is now 78 years old. But she does not allow age to slow her down.
Dec 12, 2020 · William James Sidis was born on 01 Apr 1898 in New York, USA and his parents were Sarah (Mandelbaum) and Dr. Boris Sidis. He was an American child prodigy [2] who could read at 2 years old. He had exceptional mathematical and linguistic skills.
