Global signatures and dynamical origins of the Little Ice Age and Medieval Climate Anomaly (Science, 2009)

Michael E. Mann
Pennsylvania State University, University Park, PA

Zhihua Zhang
Pennsylvania State University, University Park, PA (now at NOAA)

Scott Rutherford
Roger Williams University, Bristol, RI

Raymond S. Bradley
University of Massachusetts, Amherst, MA

Malcolm K. Hughes
University of Arizona, Tucson, AZ

Drew Shindell
NASA Goddard Institute for Space Studies, New York, NY

Caspar Ammann
National Center for Atmospheric Research, Boulder, CO

Greg Faluvegi
NASA Goddard Institute for Space Studies, New York, NY

Fenbiao Ni
University of Arizona, Tucson, AZ