Joshua Blankenship:
Echo '09 Sketchnotes - Phil Vischer
Joshua Blankenship:
Echo '09 Sketchnotes - Phil Cooke
Joshua Blankenship:
Echo '09 Sketchnotes - Nathan Smith
Joshua Blankenship:
Echo '09 Sketchnotes - Ben Arment
Joshua Blankenship:
Echo '09 Sketchnotes - Conference Debrief