Priego, Ernesto. "Live-tweeting at academic conferences: 10 rules of thumb." The Guardian 3 Oct. 2012.

This article - a follow-up to last month's #Twittergate debate - provides some excellent, practical advice on best practices and courtesy for live-tweeting (and using other forms of social media) at academic conferences:

Live-blogging – and similarly live-tweeting – is essentially a form of reporting and a way of engaging with real life events. It is a form of broadcasting content, but is also a form of research. If it is looked at through a broadcasting lens, guidelines from journalism and research ethics (particularly, internet-mediated research) could be helpful for those working with social media to report academic events as they take place.