When Stacey brings up her executive function issues, use that as an opportunity to talk solutions. What can she do to make her working environment work for her?
Discipline seems a less effective tactic than a plan to target the problem issues and work toward change. This also empowers her to be a better advocate for herself.
If she has concrete asks, you might be empowered to approve them, or you can take them to HR as a performance improvement plan.
Collection
[
|
...
]