Janet M. Box-Steffensmeier/ John R. Freeman/ Jon C. W. Pevehouse/ Matthew Perry Hitt
(2)
Jon C. Herron/ Scott Freeman
(2)
Neil Robinson (COM)/ Jon Freeman (ILT)
(1)
Neil Robinson/ Jon Freeman (ILT)
(1)
Robert C. Freeman/ Jon R. Felt
(1)
Scott Freeman,Jon C. Herron
(1)