BIG-NS: The Evidence Speaks Conference Presentation 2019

Vince Calderhead

The button above will take you to an audio recording of Vince Calderhead’s presentation at our 2019 Conference: The Evidence Speaks. It may take a couple of seconds for the tape to start.

Clicking on the PowerPoint slide below will let you follow Vince’s presentation at our 2019 Annual Conference while listening to the audiotape.