What were the most followed topics on Quora in 2015?

Having provided analysis on the most followed Quora topics in previous years 2014 and 2013, I guess it's my lot to continue the series with a look at the results as at 30 December 2015)

There were no major changes in the top 10 most followed topics when compared to 2014 although Books, Health and Education all moved up one place and Business, Visiting and Travel and Food moved down one place..

Here is my summary of the biggest changes relative to 2014:

• New to the top 50 list:
  • Mobile Phones,
  • Computer Programming,
  • Small Businesses,
  • Money,
  • Current Events in Technology,
  • Silicon Valley,
  • Writers and Authors and
  • Novels.
• Biggest movers up the top 50 list:
  • India (+11),
  • Software Engineering (+9),
  • Healthy Eating (+8) and
  • Investing (+4)
• Moving off the top 50 list:
  • YouTube,
  • Barack Obama,
  • Love,
  • Book Recommendations,
  • Web Design,
  • Philosophy of Everyday Life,
  • Facebook, and
  • Technology Trends.
• Biggest movers down the top 50 list:
  • Dating and Relationships (-22),
  • Business Strategy (-13)

Here is the full Top 50 list as at 30 December 2015:

1. Technology - 7.1 million followers: no change on 2014
2. Science - 6.0 million followers: no change on 2014
3. Books - 5.2 million followers: +1 on 2014
4. Business - 5.1 million followers: -1 on 2014
5. Movies - 4.9 million followers: no change on 2014
6. Health - 4.6 million followers: no change on 2014
7. Visiting and Travel - 2.7 million followers: +1 on 2014
8. Music - 4.5 million followers : no change on 2014
9. Education - 4.5 million followers: +1 on 2014
10. Food - 4.4 million followers : -1 on 2014
11. Psychology -3.8 million followers: +3 on 2014
12. Design - 3.6 million followers: -1 on 2014
13. History - 3.3 million followers: +2 on 2014
14. Economics - 3.2 million followers: -2 on 2014
15. Cooking - 3.1 million followers: -2 on 2014
16. Entertainment - 2.9 million followers: no change on 2014
17. Writing - 2.9 million followers: no change on 2014
18. Sports - 2.8 million followers: no change on 2014
19. Photography 2.8 million followers: no change on 2014
20. Philosophy - 2.5 million followers: -2 on 2014
21. Marketing -2.3 million followers: no change on 2014
22. Finance - 2.3 million followers: no change on 2014
23. Mathematics - 2.2 million followers: +1 position on 2014
24. Fashion and Style - 2.1 million followers: +2 positions on 2014
25. Politics - 2.0 million followers: +2 position on 2014
26. Literature - 1.8 million : -1 on 2014
27. Computer Science - 1.8 million followers: +2 on 2014
28. Television Series - 1.7 million followers: no change on 2014
29. Startups - 1.6 million followers: +2 positions on 2014
30. Fine Art - 1.5 million followers: no change on 2014
31. Physics - 1.4 million followers: +3 positions on 2014
32. Entrepreneurship - 1.2 million followers: no change on 2014
33. Google (company) - 1.2 million followers: no change on 2014
34. Journalism - 1.2 million followers: +3 on 2014
35. Investing - 1.1 million followers: +4 position on 2014
36. Healthy Eating - 1.1 million followers: +8 position on 2014
37. Software Engineering - 1.1 million followers: +9 positions on 2014
38. India - 1.1 million followers: +11 positions on 2014
39. Mobile Phones - 1.1 million followers - new to 2015
40. Computer Programming: 1.1 million followers - new to 2015
41. Medicine and Healthcare - 1.0 million followers: -1 position on 2014
42. Nutrition - 1.0 million followers: -1 position on 2014
43. Money - 1.0 million followers - new to 2015
44. Current Events in Technology - 1.0 million followers - new to 2015
45. Dating and Relationships - 0.9 million followers: -22 positions on 2014
46. Silicon Valley - 0.9 million followers - new to 2015
47. Writers and Authors - 0.9 million followers - new to 2015
48. Business Strategy - 0.9 million followers: -13 positions on 2014
49. Novels: 0.9 million followers - new to 2015
50. Small Businesses - 0.9 million followers - new to 2015