At EarthSky.org, we aim to be a clear voice for science, but science doesn't always proceed in a clear, stepwise fashion with unambiguous results and instant agreement on all sides.
A 12-year veteran of environmental journalism, Dan Kulpinski is a frequent contributor to EarthSky. He also publishes the GreenListDC.org site and the GreenListDC Blog. Before joining EarthSky, he was a programming director at AOL and wrote the AOL Down to Earth blog.