Here is some of the most convincing positive evidence on the high net benefits of deworming programs.

What is the most cost effective way to lower fatalities from HIV/AIDS?  The least effective?  The answers may surprise you.

Not a pleasant topic, but this is truly important material.

This is a very sorry story about public health and some reasons why it so often goes wrong.

Private health insurance is usually not the norm in developing countries, especially the poorer ones.  Here are some reasons why, and also a look at which substitute institutions serve similar functions.

His sociological insights are a significant forerunner of current results from behavioral economics.

There is something to the "missing women" charge, but the problem is not quite what many people think.  It depends on what part of the world you live in.