The southern fringes of the Sahara desert host rugged lands where mankind has thrived for more than a millennium. In this vast panorama, the Inner Niger Delta stands out: In a region where limited rainfall is a fact of life, the Delta is a natural dam and irrigation scheme whose flood plain creates a grazing and cropping perimeter that at its peak can reach 30,000 km2 and sustains about 900,000 people.
You could be forgiven if you found deworming to be something of an enigma. Some have hailed it as one of the most cost effective interventions for improving school participation in developing countries. Yet two recent review papers, drawing together the lessons from many studies, find insignificant effects of deworming on learning specifically and only uncertain evidence on cognition more generally. How could this be?
The short answer is that, until a few months ago, both views could be right. I explain why in this 7-minute talk highlighting my recent research.
But if you prefer to read rather than watch the video, allow me to explain.
A couple years ago I returned to Dovi, my maternal village, for the first time since my middle school years in the mid-1970s. Located in the highly fertile Oueme River Valley, the village at that time was one of the most affluent parts of Central Benin, the breadbasket of Agonlin region. It had the second largest market and one of the best primary schools in the country.
Inequality is of concern for at least three reasons. First, lower inequality per se is an objective for a decent society. Second, lower inequality improves the efficiency of economic growth in achieving poverty reduction. Third, high inequality impedes growth itself, through its impact on social cohesion and the investment climate.
“I am always hungry, as oftentimes my family and I skip meals. I want to go to school like my friends, but my parents always say it is too expensive. If I go to school, then I can’t work to help them buy food, and then I am hungry again. I am helpless when it comes to changing my situation, I have no voice and there are few people that see things the way I do.”