well read 
adjective
Having a lot of knowledge from reading widely; knowledgeable: I am very well read in the classics...
- I sit next to the quickest, the brightest, most well-read, most entertaining, most brilliant man.
- Further, some familiar notions are communicated from a fresh viewpoint, which may be of benefit even to well-read players.
- Instead, the text is largely a reiteration of what any well-read designer already knows.
Synonyms
knowledgeable (about), well informed (about), well versed in, widely read;
erudite, scholarly, literate, educated, cultured, literary, bookish, studious
dated lettered