Politics on the Page Humza Yousaf MSP's 5 favourite books on world politics Humza Yousaf, Minister for External Affairs and International Development, shares five fascinating books that help put international politics in perspective 1. The Audacity to Win David Plouffe 2. The Spirit Level: Why More Equal Societies Almost Always Do Better Richard G. Wilkinson 3. Arguing for Independence: Evidence, Risk and the Wicked Issues Stephen Maxwell 4. 80:20: Development in an Unequal World Colm Regan 5. Long Walk to Freedom Nelson Mandela Tags: politics, non-fiction View the discussion thread.