Ask the guy who is pretty good at SF Story Identification

[ParallelLines]

There’s a recent thread trying to ID a scifi story:

Looking for an SF story

Short story, I think. Probably between 1955 and 1970? People have two separate personalities: an ‘uber’ and an ‘alter’ (probably not the actual terms in the story?) which alternate. Maybe daily or weekly? The two are not supposed to be aware of each other. But in the story case the ‘alter’ is breaking or bleeding through into the ‘uber’ personality and causing behavior problems. So the ‘alter’ has to be surgically erased. The story as I remember is from the POV of the ‘alter’ who is to be…

I mentioned this thread there, but if any of you fine talents want to help them out but didn’t see the new thread, figured it was worth the time!