Jessi Hempel

  • Ebola Virus

    How the “selfie” became a social epidemic

    By
  • Figure 1 photo sharing mobile app

    Little app of horrors

    By

  • Instagram: Big, bad, and ready to make money

    By
  • LinkedIn Corp. Chairman And Co-founder Reid Hoffman InterviewManagement

    Reid Hoffman: You can’t keep your best people forever

    By

  • How Lytro shot and killed WYSIWYG

    By

  • Uber and the future of American Express

    By
  • Vatican throngs in 2005 (left)—and in 2013, with a panoply of digital displays

    Words are dead. Here’s what will replace them.

    By
  • American Express CEO Kenneth Chenault in 2013

    American Express CEO Ken Chenault: ‘There’s a $25 trillion opportunity’

    By
  • Alpha House</em>, one of Amazon Studios&#8217; early successes, has been renewed for a second season.

    How to make good TV for the web, according to Amazon

    By

  • How a tornado showed me that Twitter has permanence

    By
  • Whisper chief executive Michael Heyward.

    Does Whisper’s Michael Heyward know how you really feel?

    By

  • Will Marissa Mayer save Yahoo?

    By
  • Marissa Mayer, CEO of Yahoo

    Marissa’s moment of truth

    By
  • Founder Jack Ma will soon take Alibaba public.

    IPO time for Alibaba

    By
  • Mark Zuckerberg facing lawsuit for breach of contract.

    Mark Zuckerberg’s decade of love

    By