* Do you love to report the news? In most jobs as long as you continue to be a reporter you will likely have a limited set of promotions you can get...
* Do you love woodworking? In most jobs as long as you continue to be a carpenter you will likely have a limited set of promotions you can get...
* Do you love photography? In most jobs as long as you continue to only take photos you will likely have a limited set of promotions you can get...
Even in you look at areas like law, the top 10% of earners in the profession are not the ones who do all of their own legal research and brief writing. They're the GCs at publicly traded companies or equity partners at large law firms, where they're responsible for the work output of tens or hundreds of lawyers. Which means, yikes, they're managers too.