A new documentary chronicles the lives of triplets separated at birth in a controversial study — here's how scientists continue to use twins in research

Business Insider | 7/11/2018 | Charlotte Hu
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The documentary "Three Identical Strangers" follows the story of a secret study conducted in three genetically identical siblings who were separated at birth.

The study was the only twin study that followed siblings from infancy. But due to controversies over ethics, the authors never published it and the data is sealed.

Experiments - Scientists - Insights - Habits - Treatments

Twin experiments can give scientists insights into how different habits, treatments, or lifestyles affect two people with the same genetic makeup.

In other twin studies, researchers have found that on average, environment and genetics have a 50/50 influence on a person's traits and disease.

NASA - Twins - Effects - Space - Humans

Currently, NASA is using twins to study the effects of space on humans and mice.

Twins have always fascinated scientists, especially as the subjects of studies about the influence of environment and genetics.

Documentary - Three - Identical - Strangers - Theaters

The new documentary "Three Identical Strangers," which is now in theaters, tells the story of the ultimate test of nature versus nurture: it follows three identical brothers who were separated at birth and raised by different families.

In 1980, two of the brothers met while attending Sullivan County Community College, and after making headlines, found the third triplet. Aside from looking alike, the three shared similar behavioral quirks and preferences.

Twins - Study - NPR - Children - Sets

But they were not the only twins in the study — according to NPR, of the 13 children involved, three sets of twins and one set of triplets have discovered one another. A book titled "Identical Strangers: A Memoir of Twins Separated and Reunited" was published in 2007 by a pair of twins who were also involved, Elyse Schein and Paula Bernstein.

The other four subjects still do not know they have identical twins.

Study - Psychiatrist - Peter - Neubauer - Violet

The study was conducted by child psychiatrist Peter Neubauer and Violet Bernard, a child psychologist. They worked with the Louise Wise Agency, which matched Jewish orphans with adoptive families, to craft a secret experiment that would test how...
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