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A SciDev.Net piece in which I rehash the arguments from my paper with Ursula Casabonne.
In which I debate the costs and benefits of polio eradication, and conclude, boringly, it is a great idea.
The Optimist column pushes for shcanges to migration regulations to allow more Haitians into the US as part of the disaster relief effort.
Concrete as a vital tool for development --the Optimist column.
An article for the UK Observer pointing to UK and global progress in income, health, crime and violence, global liberty and (even) the environment.