When I first started my career back in the early 90s, being promoted to a role where you managed other people was a big deal.
The promotion was announced, but then you had to attend a practical course, where you were taught the skills needed to manage individuals and a team. Soft skills. At the end of the course was an assessment.
If you didn't pass the assessment, you didn't get the promotion. Sit back down for another 6 months (minimum) and reflect on the feedback (which was detailed).
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