Services such as LivesOn and DeadSocial plan to keep your friends and family updated on your Twitter and Facebook pages, even after you have passed away. More on The Guardian website

A personal blog by a systems manager who has used Twitter to greater understand the benefits and challenges of social media for those who work in education

Simon Haughton looks at how, as a teacher, you can ensure your children can understand the risks associated with communicating online. The blog also looks at safe and responsible strategies for minimising risks and how to respond to them.

@simfin presents a short video looking at why we should all think carefully about what we put online.