Better Know A Ruby Thing: On The Use of Private Methods – Noel Rappin Writes Here
Link: Better Know A Ruby Thing: On The Use of Private Methods – Noel Rappin Writes Here: "Ruby: Make all methods public"
The attached article takes a fairly contrarian view, basically advocating that all ruby methods should be public unless they have side effects. I can't say I agree with this, but his analysis is a good read and has some good insights.