Originally Posted by SLEEPY BRiGHT EYEZ
I forget which Beach Boy it was, but one of them did a lot of the engineering for them. He could only hear in one ear. Their mixes are regarded as some of the best examples of mono mixing out there.
Guitar player David Torn is deaf in one ear and even mixes in stereo. He says he just has to turn his good ear to the speakers and visualize the stereo aspect of sound. Turns out well for him.