Why vaccines are a good investment :The Scientist [2007-04-01]


	The article you are attempting to read is Premium content which is only available to our online subscribers.

Subscribing to The Scientist is easy and inexpensive.

And you can choose from many options. Try us out with an online day pass starting at only $4.95. Or, get it all with unlimited online access to The Scientist Archive and door-to-door delivery of our monthly print magazine.


	The Scientist also offers site licenses to institutions and organizations. When your librarian adds The Scientist to the library's collection, you can get unlimited online access through your place of work or study. Recommend The Scientist today



Why vaccines are a good investment David Bloom first became interested in international health in the late 1980s. At that time he was an established labor economist, and the economic aspects of the AIDS epidemic intrigued him. Bloom recalls that his colleagues strongly discouraged him, telling him that "AIDS was a fad" and that "good scientists didn't work on trendy topics." He ignored them.