As some may now,
the admins on tuts plus declined making a course on processwire :C
Here´s the link
http://tutsplus.uservoice.com/forums/248750-what-would-you-like-to-learn/suggestions/6769150-using-processwire-for-web-development
So, Maybe we should make our own course?.
I found this website for making such courses.
https://usefedora.com/
I hope someday, more people will know the joy of processwire