Is Game of Thrones book series finished?

Related questions

1. Is George RR Martin happy with Game of Thrones?
2. Will George RR Martin finish books?
3. Is George RR Martin still writing Game of Thrones show?
4. Do the Game of Thrones books have an ending?
5. Will George RR Martin ever finish winds of winter?
6. Will George RR Martin change the ending?
7. Does George RR Martin like Game of Thrones show?
8. Is George RR Martin Rich?
9. Is Game of Thrones Season 8 in the books?
10. What does RR stand for in George RR Martin?

Tags

1. #books
2. #polarizing
3. #george
4. #series
5. #unfinished
6. #eight
7. #throne
8. #works
9. #based
10. #years
11. #thrones
12. #remain
13. #martin
14. #conclusion
15. #nearly
16. #finale
17. #sight