The vast difference in driver education and biking/pedestrian education is what causes this rift between modes.

By Maggie Awad, Arlington Transportation Planers

...
[Just the headings]
So What Can We Do?
Equal Education
Change Safety Messaging
On-Demand Education for On-Demand Services


[B' Spokes: Seriously read this!]
http://blog.arlingtontransportationpartners.com/why-you-should-care-about-other-modes-now