Crawshaw includes recent stories from the front lines of justice in Ukraine, Israel/Palestine and at The Hague, as well as his earlier encounters with war criminals like Slobodan Milosevic.
He tells the stories of those who have demanded protection for civilians and accountability for war criminals - from the Swiss businessman who is the reason why we have the Geneva Conventions today and the prosecutors at Nuremberg to the Syrian police photographer who helped put one of Bashar al-Assad's torturers behind bars.
He also follows the extraordinary unfolding story of two of the world's most powerful and well-connected leaders currently under indictment at the International Criminal Court in The Hague.For all the current darkness, this is a historic opportunity.
The scales of justice can and must be balanced.
Now is the moment.