I know roughly what I want to be known for, but my LinkedIn says one thing, my resume says another, and when someone asks what I do I ramble. The idea is clear in my head and fuzzy everywhere it actually counts. People walk away with three different impressions of me and none of them quite right.
More people experience this than they realize.
You have a sense of your positioning but can't make it sharp and consistent.
If this sounds familiar, the Library can help you find the bigger picture.