original_query: What is the Virgin New Adventures (NA series) and what is their connection to Doctor Who?
query: What is the Virgin New Adventures (NA series) and what is their connection to Doctor Who?
answer: The Virgin New Adventures (NA) is a series of novels based on the British science fiction television series Doctor Who.  Published from 1991-1997 (mostly featuring the Seventh Doctor), they continued the Doctor Who story after the TV show went on hiatus in 1989.  Later books focused on the companion Bernice Summerfield.