@randy_johnson you have probably seen this answer before.
Authentication for login, and Authorization do determine who can do what once logged in. So one users table.
Also watch the authentication videos here https://laracasts.com/series/laravel-6-from-scratch
Beginning at episode 50. He has several free ones on authorization.
A similar question https://laracasts.com/discuss/channels/laravel/multi-auth-with-roles-and-permissions