Corbin,

I got my information from each national's web site. Therefore, the information came directly from Alpha Delta Gamma! http://alphadeltagamma.org/history.htm Contact the ADG National President Anthony DeSantis at ADeSan2323@aol.com so that you guys can straighten things out.

Perhaps, Truman joined both organizations before NIC came up with their dual membership policy. There is a similar overlap of some early NPC members before the Unanimous Agreement prohibiting dual membership went into effect.