The final presenter at "Compromised Data" is Kamilla Pietrzyk, whose interest is in the user experience of social media platforms which provide read receipts - as in Facebook chat, iMessage, or Snapchat. Very little research has been done about this so far, but there is growing unease about this functionality, which notifies the sender of a message that the message was opened and (presumably) read.
Email offers this functionality as well, but here the read receipt is a per-case opt-in facility; recipients can choose not to send read receipts as they read the email. Underlying this …