a professional singer, actor, dancer etc

expert, skilled person, female or male

a person with good judgement on matters in which knowledge or artistic taste is needed

authority

(of a person) well-educated and with many cultural interests

well-bred, experienced

a person studying or teaching philosophy; a person who lets reason control her or his life

deep thinker

Professor

person who teaches college courses

a university teacher at the highest level

person who teaches college courses

a person who knows a great deal about a subject

person who is authority

a boy or girl at school; a student who is awarded money or other help so that he or she can attend a university, college etc

person who is very involved in education and learning

a person with a practical, mechanical or industrial skill

person who is an expert in a field