In November, Nathan and Karen traveled to Bethesda, MD to record a live episode at NFID's Vaccinology Course. They discussed vaccine messaging with the good people there, and now, as a holiday treat, are sharing it with you.Watch for more great VAX TALK episodes in 2018, and support our mission at www.voicesforvaccines.org/support.This episode was made possible through the sponsorship of NFID. Learn more at nfid.org.