The five main insights on why Dutch biking is the gold standard for sustainable bicycle design were a combination of behavior and design. The five things I believe make Dutch biking work are: Ontvlechten Experiment and failure The interconnectedness of transit systems Behavior by design Social cohesion and non-verbal communication The disentanglement of bike routes and car routes is my favorite part of Dutch design. Biking when you know that the road is either car-free or very limited access is so reassuring and allows for more social biking and biking among people of different ages and abilities. I’ve noticed this is a cornerstone of Dutch design, especially when compared to the Copenhagen system. Utrecht has the best examples of Ontvlechten compared to Amsterdam and Nijmegen which is why I found it the most low-stress of the places we visited in the Netherlands. Many of the planners we met with showed us various planning projects they considered failures or experimental plans th...