It should be appreciated that if the arrangement on Iran's nuclear program collapses after being so patiently negotiated, and successfully implemented since 2014 despite the intense opposition of Netanyahu's Israel and its American loyalists in Congress, it would be widely perceived around the world as a huge setback in the search for regional stability and the struggle to prevent any further spread of nuclear weapons.

Already there exists a growing international concern that Israel has become "an apartheid state" pursuing policies manifesting a "settler colonial" mentality. Such perceptions pose a challenge to postcolonial international society that will not be indefinitely ignored, especially if Palestinians achieve greater unity and tactical focus.

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.

The fact that Universal Jurisdiction exists in relation to serious international crimes does convey two important aspects of the global reality: first, that such individuals would be held accountable if international law was applied without regard to geopolitics, and second, that there is enough ambiguity about the reach of UJ that it inhibits such individuals and conveys an impression of de facto criminality.

Both Israel and the United States have mounted attacks on 'lawfare', that is, counter-hegemonic uses of international law to question policies associated with the occupation of Palestine and criminal tactics of warfare.

We live in a state-centric world faced with global-scale problems that cannot be met by the actions of single states, no matter how powerful, if assessed from the perspective of military capabilities.

The main challenge is what to do in the face of double standards. Those who should be rendered accountable under international criminal law, the Kissingers of this world, enjoy de facto impunity, while those who come from countries that have long been targets of hegemonic abuse are used as poster children of accountability.