"Our supervisors need to go not just with the original parade plan," Mr. Safir said, while talking about his goals for the review.

The supervisor doesn't need them alive.

And with divers on long bottom times, the supervisor needs them to return quickly to the basket, so that he can recover them for in-water decompression.

If his supervisor needed him to stay until midnight on his job operating elevators at the World Trade Center, he unfailingly said yes.

Furthermore, these supervisors need supervisors, and so on ad infinitum until the enterprise is organized in a many-layered hierarchy.

That's a real illustration of the old-boys network where the supervisor obviously needed to be part of it.

No supervisor needed.

Father, my supervisor needs my attention.

Convergence will not occur if an integrated supervisor still needs to interpret and apply 25 different sets of regulations.

These are issues that prudential authorities and supervisors will need to focus on in the time ahead.