The intersection between the work of the late C J Fearnley (Collaborating for Comprehensivity) and the book by Nelson & Stolterman (The Design Way) is explored in this YouTube video : https://www.youtube.com/watch?v=nUt5oBrCPTM
An accidental vagrant is a traveler who has been accidentally blown of course or who has intentionally strayed. Accidental vagrants fill existing niches or establish new ecosystems. They cross-pollinate the fruits of creativity and innovation.