Satu..

Let me echo the welcome to JPF..

This is an interesting notion...but...

In the case of my family dynamic it's completely inaccurate.....

As a teacher for many years, I never thought about the concept, so I can't offer any input atall...

something to ponder tho....

bob Young

PS Don't be coming in here and making us think too much !
It gives some of us a headache !