America is perhaps best viewed as an 'authoritarian democracy' within its own territory and as 'a global state' of a new kind when considered internationally.

Looking more deeply at the emergence of ISIS or the chaos that exists in Syria, Yemen and Libya would clearly raise crucial doubts about reliance on military intervention and drone warfare as adequate counterterrorist responses and would call attention to the detrimental effects of US "special relationships" with Israel and Saudi Arabia.

The systemic incompatibility between free-market capitalism and the quality of democratic life and respect for human rights has to be modified to take account of such contextual variables as wartime, security threats, and the societal balance between entrepreneurial and working classes.

It would seem to be the case that pressure on Iran to acquire nuclear weapons is almost totally driven by their need for a deterrent capability to avoid the fate of Iraq, Libya. The use of American military force in Syria thus sends exactly the opposite message as supposedly desired to the leadership in Tehran - and to others. North Korea has been dealt with diplomatically because it has the bomb and might use it if provoked.

Capitalism is in crisis both morally, due to widening disparities of income and wealth and disclosures of abusive practices, and ecologically, due to its refusal to make business adjustments in accounting procedures that pass the consequences of emissions to the public and the future.

I think if there is to be a crime of 'political genocide' it needs to be formulated with great care and precision to avoid unpopular views from being criminalised.

When Daniel Gorenstein was chair, he did mathematics from 5am to 12noon, spending the second half of his working day on administration. When I was chair, I also spent half of my time on research: every other minute.