| key man(expression, business, person, influence) |
| manager(noun, person, control, status, business) |
| ranking member(expression, business, person, influence) |
| tastemaker(noun, business, person, influence) |
| expert(noun, business, person, influence) |
| influence source(expression, business, person, influence) |
| mugwump(noun, business, person, influence) |
| power broker(expression, business, person, influence) |
| policymaker(noun, business, person, influence) |
| controller(noun, business, person, influence) |
| power(noun, business, person, influence) |
| adept(noun, business, person, influence) |
| adviser(noun, business, person, influence) |
| bigwig(noun, business, person, influence) |
| boss(noun, business, person, influence) |
| connoisseur(noun, business, person, influence) |
| director(noun, business, person, influence) |
| kingmaker(noun, business, person, influence) |
| opinion leader(expression, business, person, influence) |
| ruler(noun, business, person, influence) |