The release of the government’s security law proposals reveals that the Coalition’s approach still casts a long shadow, writes Andrew Leigh.

This paper examines the shifting patterns of leadership and patronage in Jemaah Islamiyah. It argues that leadership tensions and recent prison releases raise the possibility that splinter groups might now seek to re-energise the movement through violent attacks.

Since its inception, the internet has been used by terrorist groups around the world to disseminate propaganda and tradecraft materials. But as the internet has evolved in recent years, it is being used more and more as a tool for the radicalisation of young people towards violence and hatred. Extremists now use interactive web forums...

Most other countries have laws that also prohibit the urging or incitement of violence. Such laws are designed to recognise that, in a liberal democracy, it is not permissible to use the cloak of freedom of expression to encourage crimes of violence, writes Edward Santow.

This report examines the utility of employing cost-benefit analysis for measuring national counter-terrorism expenditures.