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Social Contagion

How Social Circles Affect Students' Grades

Youth Radio -- Youth Media International | Posted 05.20.2013 | Science
Youth Radio -- Youth Media International

By Nick Miller Researchers asked 160 high school students in New York to identify their close friends, regular friends and acquaintances, and then ...

Insight From Massive Social Experiment Could Sway Voting, Spending and Other Behavior

Kare Anderson | Posted 11.19.2012 | Technology
Kare Anderson

A recent study shows that about one-third of a million more Americans voted in 2010 because of one Facebook message on Election Day.

Are Healthy (And Unhealthy) Habits Contagious?

David R. Hamilton, Ph.D. | Posted 07.29.2011 | Healthy Living
David R. Hamilton, Ph.D.

What is quite startling, however, from the social network research is that obesity spreads almost like an infectious disease, not just to friends but to friends of friends, and further.

Don't Let Bad Friends Drag You Down

Robert Pagliarini | Posted 07.22.2011 | Healthy Living
Robert Pagliarini

Who you are is a function of whom you know. Your friends help shape your outlook, values, emotions and behaviors. Psychologists call this "social contagion," and it can work for or against you.

Are Your Friends' Habits Rubbing Off On You? The 'Social Contagion' Phenomenon

Aditi Nerurkar, MD | Posted 07.16.2011 | Healthy Living
Aditi Nerurkar, MD

As children, we were given many examples of how the company we keep might influence us. Emerging research has found that these childhood lessons weren't mere scare tactics employed by our well-intentioned parents. They were onto something.

Choose Your Epidemic: Tea Parties or "Yes We Can"

Deepak Chopra | Posted 05.25.2011 | Politics
Deepak Chopra

Social contagion -- a term invented by researchers to describe how influence spreads from one person to another -- is real but invisible. For instance, you run a higher risk of being overweight if a friend of a friend is overweight.

How Your Neighbor Can Make You Fat (or Thin)

Deepak Chopra | Posted 11.17.2011 | Healthy Living
Deepak Chopra

What kind of connection can exist invisibly, without people talking to each other, watching how each other behaves, or even knowing about each other's existence?