Jen and Roy talk about their own experiences with visualization, meditation, and mindfulness practices while bringing in outside resources and experience. 

Author mentioned: Christina Heilman, "Elevate Your Excellence: The Mindset and Methods that Make Champions"

Parasympathetic and sympathetic nervous system visual: https://1.bp.blogspot.com/-tQ6XEQSGK9s/WMTwgZeQKtI/AAAAAAAAJE0/_GE2F4-V_CUS237zKPpsiTsEgs1l_AK1QCLcB/s1600/sympathetic%2Bvs%2BParasympathetic%2Bnervous%2Bsystem.png