He turned to the expedition commander and whined for several moments.

The position of expedition commander had been selected with extreme care by the politicians and administrators.

"It was his first big decision as expedition commander."

The expedition commander waited a few moments for the assembled scientists to quiet down.

As your expedition commander I expect you to behave in adult manner.

The expedition commander eyed the other two project directors as the Russian continued his formal instructions.

He had not lied to the expedition commander, not exactly.

The expedition commander's voice issued thinly from the radio speaker.

As expedition commander your responsibilities are huge, heavier than I would want to bear.

The expedition commander tugged nervously at one end of his moustache.