Mark Zuckerberg

  1. Video content

    Video caption: Facebook: 'Financial interest to create a safe environment'

    Facebook's vice-president of content policy, Monika Bickert, spoke to the BBC about the site.

  2. Video content

    Video caption: Ros Atkins on... Is Facebook too powerful?

    Ros Atkins looks at the consequences of Facebook's power on events in Myanmar, Washington DC and Australia.