SometimesAlways wrote:
. . . Some portion of this observation should be done in public or at functions. Just don't "debrief" her until you are in a position to be discrete. The public situations require more observation because we tend to be fairly comfortable at home. . .
This is a good approach, just it may or may not work with the dynamics of you being a parent, kind of like giving driving lessons to a family member.
A speech coach or acting coach might help. And an acting coach isn't about being phoney, it's more about being centered, sculpting whatever emotion you have, maybe using a "trick" like a hand briefly at your mouth or on the side of your neck to re-center yourself, that kind of thing.