February 26, 2012
The Blogosphere Authority Index (BAI) is an aggregation system for separate rankings of blog authority.
| Blogosphere Authority Index - Quick Overview | |
| BAI | The raw NCS, HAS, STS, and CAS scores are combined, adding the three best scores together and dropping the fourth from the study, and then ranked to get the final BAI score. |
| NCS | The Network Centrality Score gathers applied sociometric data based on appearance in progressive blogrolls. |
| HAS | The Hyperlink Authority Score is a measure of a site's Authority among political bloggers using link patterns, as measured by Technorati©. |
| STS | The Site Traffic Score measures visits per day statistics as measured by a combination of Sitememter© and Alexa© traffic rankings. |
| CAS | The Community Activity Score measures interactive participation as measured by total blog comments. |
BAI Summary Table
| Progressive Blogs Combined Rank |
BAI Rank |
Conservative Blogs Combined Rank |
||
| DailyKos |  1 |
1 | Hot Air |  3 |
| Talking Points Memo | 2 |
2 | Ace Of Spades HQ | 6 |
| Huffington Post | 3 |
3 | Townhall | 10 |
| Firedoglake | 5 |
4 | Gateway Pundit | 12 |
| Atrios | 6 |
5 | American Thinker | 15 |
| Crooks And Liars | 8 |
6 | Newsbusters | 16 |
| Balloon Juice | 9 |
7 | Big Government | 19 |
| Think Progress | 10 |
8 | Michelle Malkin | 20 |
| Digby | 12 |
9 | Volokh Conspiracy | 23 |
| America Blog | 14 |
10 | Red State | 25 |
| Pandagon | 17 |
11 | Ann Althouse | 27 |
| Juan Cole | 18 |
12 | Outside The Beltway | 28 |
| Talk Left | 20 |
13 | Jihad Watch | 30 |
| Lawyers, Guns, and Money | 22 |
14 | Little Green Footballs | 30 |
| Democratic Underground | 24 |
15 | Jawa Report | 32 |
| Washington Monthly | 25 |
16 | Patterico's Pontifications | 34 |
| Crooked Timber | 29 |
17 | Wizbang Blog | 35 |
| Mother Talkers | 33 |
18 | Powerline Blog | 38 |
| Down With Tyranny | 36 |
19 | PoliPundit | 40 |
| Rising Hegemon | 37 |
20 | Betsy's Page | 41 |
| Street Prophets | 39 |
21 | Daily Pundit | 41 |
| MattYGlesias | 44 |
22 | Dean Esmay | 43 |
| MyDD | 44 |
23 | Right Wing News | 44 |
| Glen Greenwald | 44 |
24 | Memeorandum | 44 |
| Tom Tomorrow | 44 |
25 | Winds Of Change | 44 |
Progressive Neighborhood
Number of Blogs In The Progressive Neighborhood: 25
Date Calculated: 2/26/2012
| Blog | Component Score | ||||
| Name | BAI | NCS | HAS | STS | CAS |
| DailyKos | 1 | 1 | 2 | 3 | 2 |
| Talking Points Memo | 2 | 4 | 23 | 4 | 3 |
| Huffington Post | 3 | 11 | 11 | 1 | 1 |
| Firedoglake | 4 | 2 | 24 | 11 | 6 |
| Atrios | 5 | 3 | 16 | 15 | 4 |
| Crooks And Liars | 6 | 4 | 21 | 9 | 11 |
| Balloon Juice | 7 | 11 | 13 | 10 | 5 |
| Juan Cole | 8 | 11 | 10 | 13 | 23 |
| Glen Greenwald | 9 | 7 | 20 | 9 | |
| America Blog | 10 | 11 | 14 | 17 | 13 |
| Digby | 11 | 4 | 22 | 19 | 17 |
| Mother Talkers | 11 | 11 | 8 | 40 | 21 |
| Street Prophets | 13 | 11 | 1 | 44 | 30 |
| Crooked Timber | 14 | 21 | 3 | 20 | 20 |
| Pandagon | 15 | 8 | 19 | 18 | 22 |
| Talk Left | 15 | 9 | 18 | 24 | 18 |
| Think Progress | 17 | 34 | 50 | 6 | 7 |
| Democratic Underground | 18 | 45 | 31 | 5 | 14 |
| Rising Hegemon | 19 | 11 | 7 | 37 | 33 |
| MattYGlesias | 20 | 26 | 12 | 16 | |
| Down With Tyranny | 21 | 21 | 6 | 28 | 35 |
| MyDD | 21 | 11 | 9 | 35 | 47 |
| Lawyers, Guns, and Money | 23 | 26 | 43 | 22 | 8 |
| Tom Tomorrow | 23 | 11 | 15 | 30 | 46 |
| Washington Monthly | 25 | 26 | 48 | 12 | 19 |
Conservative Neighborhood
Number of Blogs In The Conservative Neighborhood: 25
Date Calculated: 2/26/2012
| Blog | Component Score | ||||
| Name | BAI | NCS | HAS | STS | CAS |
| Hot Air | 1 | 1 | 23 | 1 | 1 |
| Townhall | 2 | 23 | 6 | 2 | 2 |
| Ace Of Spades HQ | 3 | 4 | 24 | 6 | 3 |
| Michelle Malkin | 4 | 2 | 2 | 38 | 13 |
| American Thinker | 5 | 21 | 9 | 4 | 6 |
| Red State | 6 | 26 | 3 | 5 | 12 |
| Newsbusters | 7 | 21 | 8 | 3 | 10 |
| Volokh Conspiracy | 8 | 13 | 1 | 10 | 11 |
| Gateway Pundit | 9 | 9 | 39 | 8 | 7 |
| Jihad Watch | 10 | 23 | 5 | 9 | 15 |
| Ann Althouse | 10 | 16 | 10 | 11 | 8 |
| Memeorandum | 12 | 11 | 16 | 12 | 43 |
| Outside The Beltway | 13 | 9 | 18 | 13 | 18 |
| Jawa Report | 14 | 7 | 19 | 15 | 20 |
| Patterico's Pontifications | 14 | 7 | 20 | 43 | 14 |
| Big Government | 16 | 33 | 42 | 7 | 5 |
| Wizbang Blog | 17 | 6 | 21 | 44 | 19 |
| Daily Pundit | 18 | 26 | 4 | 18 | 26 |
| Right Wing News | 19 | 11 | 17 | 21 | |
| Powerline Blog | 20 | 5 | 22 | 41 | 23 |
| Little Green Footballs | 21 | 45 | 33 | 14 | 4 |
| PoliPundit | 21 | 13 | 15 | 23 | 25 |
| Betsy's Page | 23 | 16 | 11 | 25 | 31 |
| Dean Esmay | 24 | 13 | 13 | 33 | 30 |
| Winds Of Change | 25 | 23 | 7 | 27 | 46 |
Combined Neighborhood
Number of Blogs In The Combined Neighborhood: 50
Date Calculated: 2/26/2012
| Blog | Component Score | ||||
| Name | BAI | NCS | HAS | STS | CAS |
| DailyKos | 1 | 1 | 2 | 2 | |
| Talking Points Memo | 2 | 4 | 3 | 5 | |
| Hot Air | 3 | 9 | 6 | 3 | |
| Huffington Post | 3 | 16 | 1 | 1 | |
| Firedoglake | 5 | 2 | 16 | 11 | |
| Atrios | 6 | 3 | 20 | 7 | |
| Ace Of Spades HQ | 6 | 12 | 12 | 6 | |
| Crooks And Liars | 8 | 6 | 10 | 22 | |
| Balloon Juice | 9 | 18 | 15 | 9 | |
| Townhall | 10 | 44 | 7 | 4 | |
| Think Progress | 10 | 38 | 5 | 12 | |
| Digby | 12 | 5 | 24 | 30 | |
| Gateway Pundit | 12 | 31 | 14 | 14 | |
| America Blog | 14 | 15 | 21 | 26 | |
| American Thinker | 15 | 41 | 9 | 13 | |
| Newsbusters | 16 | 42 | 8 | 16 | |
| Pandagon | 17 | 8 | 22 | 38 | |
| Juan Cole | 18 | 14 | 18 | 39 | |
| Big Government | 19 | 49 | 13 | 10 | |
| Michelle Malkin | 20 | 10 | 43 | 21 | |
| Talk Left | 20 | 11 | 32 | 31 | |
| Lawyers, Guns, and Money | 22 | 28 | 29 | 18 | |
| Volokh Conspiracy | 23 | 36 | 23 | 17 | |
| Democratic Underground | 24 | 46 | 4 | 27 | |
| Red State | 25 | 48 | 11 | 20 | |
| Washington Monthly | 25 | 29 | 17 | 33 | |
| Ann Althouse | 27 | 40 | 25 | 15 | |
| Outside The Beltway | 28 | 32 | 27 | 25 | |
| Crooked Timber | 29 | 24 | 28 | 35 | |
| Little Green Footballs | 30 | 50 | 30 | 8 | |
| Jihad Watch | 30 | 45 | 19 | 24 | |
| Jawa Report | 32 | 26 | 31 | 32 | |
| Mother Talkers | 33 | 17 | 40 | 36 | |
| Patterico's Pontifications | 34 | 27 | 47 | 23 | |
| Wizbang Blog | 35 | 25 | 46 | 28 | |
| Down With Tyranny | 36 | 23 | 33 | 44 | |
| Rising Hegemon | 37 | 21 | 39 | 43 | |
| Powerline Blog | 38 | 22 | 45 | 37 | |
| Street Prophets | 39 | 19 | 44 | 42 | |
| PoliPundit | 40 | 35 | 36 | 40 | |
| Betsy's Page | 41 | 39 | 38 | 46 | |
| Daily Pundit | 41 | 47 | 35 | 41 | |
| Dean Esmay | 43 | 37 | 42 | 45 | |
| Tom Tomorrow | 44 | 20 | 34 | ||
| Winds Of Change | 44 | 43 | 41 | ||
| Glen Greenwald | 44 | 7 | 19 | ||
| MattYGlesias | 44 | 30 | 29 | ||
| Memeorandum | 44 | 34 | 26 | ||
| Right Wing News | 44 | 33 | 34 | ||
| MyDD | 44 | 13 | 37 | ||
