Hans Verlinde is a Professor of Meteorology at Pennsylvania State University. He is an observational meteorologist who has studied clouds in the Antarctic, at the equator and in the Arctic. He is currently the site scientist for the US Department of Energy Atmospheric Radiation Measurement Program Climate Research Facility at Barrow on the North Slope of Alaska, and he teaches classes in atmospheric thermodynamics, cloud physics, mesoscale meteorology and radar meteorology at Pennsylvania State University.