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How Shadow Banning Can Silently Shift Opinion Online

In a new study, Yale SOM’s Tauhid Zaman and Yen-Shao Chen show how a social media platform can shift users’ positions or increase overall polarization by selectively muting and amplifying posts in ways that appear neutral to an outside observer.

An illustration of shadowy figures moving among screens of phones and other devices
  • Meet the Five Schools of Thought Dominating the Conversation about AI

    Yale SOM’s Jeffrey Sonnenfeld and Steven Tian and economists Paul Romer and Dirk Bergemann explain the arguments from each camp in the debate over artificial intelligence, from true believers to alarmists.

    An abstract illustration of networking and artificial intelligence
  • We Put Aside the Hype and Asked CEOs What They’re Actually Planning for AI

    The headlines are full of grand and sometimes terrifying speculation about the potential of artificial intelligence. At Yale SOM’s CEO Summit recently, Prof. Jeffrey Sonnenfeld asked business leaders for some real talk about how their companies are using the technology.

    An abstract photo of an office building
  • Data from Twitter Can Predict a Crypto Coin’s Ascent

    Cryptocurrencies are notoriously volatile. But listening carefully to social media chatter can help identify winning short-term investments in crypto, according to a study from Yale SOM’s Tauhid Zaman and Khizar Qureshi.

    Cryptocurrency coins surfing high waves
  • Has the CRISPR Revolution Arrived Yet?

    The first drugs using the CRISPR technique are approaching the market, with the potential to transform the lives of people with certain genetic illnesses. We talked with Dr. Greg Licholai about the state of the technology.

    Confocal Fluorescence Microscopy of CRISPR-generated knockout cells. 
  • Can AI Help Design a More Appealing Car?

    Designing a new car is expensive, time-consuming, and risky. In a new study, Yale SOM’s Alex Burnap shows how machine learning can identify promising models and help designers generate new designs.

    The newly announced Buick Enclave at the 2006 Los Angeles Auto Show. 
  • A Wave of Acquisitions May Have Shielded Big Tech from Competition

    According to a new study co-authored by Florian Ederer, the fraction of startups that are acquired has skyrocketed, eliminating many potential competitors of big tech firms.

    An illustration of fish/lightbulbs being attracted to a glowing dollar sign suspended by an anglerfish.
  • Putting AI on Every Team

    Is artificial intelligence ready to become a standard business tool? McKinsey’s Bryce Hall ’12 says that combining human expertise and judgment with AI’s data-driven recommendations is a challenging but powerful way to deliver business results.

    An illustration of two people standing on top of a stack of computers using AI tools
  • R&D Investment Can Have Multiplier Effects—If It’s Made in the Right Industries 

    A new study co-authored by Prof. Song Ma finds that allocating research funding to certain scientific fields can have long-term ripple effects across sectors and countries.

    An illustration of an integrated circuit with plants growing out of it.
  • The Balloons Signal a New Age of Mass Surveillance

    Prof. Paul Bracken, an expert in global competition and strategy, says these encounters reveal an urgent need for citizens and governments to catch up on how much we’re already being spied on.

    A high-altitude Chinese balloon over Billings, Montana, on February 1.
  • How Satellites Can Help Win the Climate Fight 

    Satellites can track methane leaks and other greenhouse gas emissions back to the source. We asked Karen Jones ’89, senior technology strategist in the Center for Space Policy and Strategy at The Aerospace Corporation, what it will take to act on the insights offered by space technology.

    A NASA image showing methane plumes in Turkmenistan.