Gregory started following the work of Abigail Lynam, Prescott College, Doctoral Program in Sustainability Education. 2011-11-15 14:44:49 -0800

Gregory started following the work of Mark Hayes, University of Northern Colorado, School of Biological Scineces. 2011-05-31 23:38:23 -0700

Gregory started following the work of Kelly Larson, California Institute of Integral Studies, Transformative Studies. 2011-04-25 22:37:03 -0700