Michael Sloan creates plenty of variety with a limited palette in these digitally colored brush pen images. 

Beyond The Landmarks: Looking For Culture in Europe, for The New York Times Travel section:

The global debt crisis places a burden on ordinary citizens, for The Christian Science Monitor:

Aberdeen Fish Ball:

The effect of mining for gold on the environment, for The Washington Post:

An undergraduate course on the environment and anthropology of Madagascar, for the Barnard College alumni publication:

Political gridlock and its consequences, for The American Prospect: