If A is a role model to B.
B is what to A?
I assume there is something more focused than fan or follower.
Acolyte noun
follower, fan, supporter, pupil, convert, believer, admirer, backer, partisan, disciple, devotee, worshipper, apostle, cohort (chiefly U.S.), fan club (informal), adherent, henchman, habitué, votary To his acolytes, he is known simply as 'The Boss'.
Disciple
Etymology
From Old English discipul, from Latin discipulus (“a pupil, learner”), from discere (“to learn”); akin to docere (“to teach”). Later influenced or superceded in Middle English by Old French deciple.
disciple noun (plural disciples):
1.A person who learns from another, especially one who then teaches others.
2.An active follower or adherent of someone, or some philosophy etc
from the Wikitionary link
Student noun (figuratively)
2: A person seriously devoted to some subject, whether academic or not. He is a student of life.
The Wiktionary link
Protégé noun (plural proteges)
1. A person guided and protected by a more prominent person. His status as a protege of the great artist had many benefits, but was ultimately a burden.
The Wiktionary link
Shout-out! to JR
Disciple is probably closest to what I was looking for. Thanks for all the information.
– JNF
Feb 18 '15 at 06:20
You could call them an aspirant
a person who tries to become something : a person who aspires to do or to be something
Merriam-Webster
B is the protégé of A.
protégé
One who is protected or trained or whose career is furthered by a person of experience, prominence, or influence