Blogosphere Authority Index

January 24, 2010

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.

Progressive Blogs Combined Rank		BAI Rank	Conservative Blogs Combined Rank
DailyKos	1	1	Hot Air	3
Huffington Post	2	2	Newsbusters	8
Think Progress	4	3	Ace Of Spades HQ	11
Talking Points Memo	5	4	American Thinker	12
Firedoglake	6	5	Michelle Malkin	13
Crooks And Liars	7	6	Townhall	14
Atrios	9	7	Volokh Conspiracy	17
Five Thirty Eight	10	8	Little Green Footballs	20
MattYGlesias	15	9	Ann Althouse	23
Washington Monthly	16	10	Instapundit	25
Digby	17	11	Jihad Watch	29
Ezra Klein	19	12	Red State	32
Talk Left	20	13	Gateway Pundit	34
Juan Cole	22	14	Powerline Blog	35
Glen Greenwald	24	15	Patterico's Pontifications	37
Feministing	26	16	Memeorandum	37
America Blog	26	17	Wizbang Blog	42
Truthdig	28	18	Outside The Beltway	42
Pandagon	29	19	Jawa Report	44
Balloon Juice	29	20	IMAO	45
Sadly, No!	33	21	Daniel Pipes	46
Shakespeares Sister	35	22	Anti-Idiotarian	47
The Moderate Voice	37	23	American Digest	48
Open Left	40	24	Professor Bainbridge	49
MyDD	41	25	PoliPundit	50

Number of Blogs In The Progressive Neighborhood: 25
Date Calculated: 1/24/2010

Blogosphere Authority Index Progressive Blogs
Blog		Component Score
Name	BAI	NCS	HAS	STS	CAS
Huffington Post	1	12	1	1	2
DailyKos	2	2	7	2	1
Think Progress	3	33	2	4	5
Talking Points Memo	4	5	8	3	8
Firedoglake	5	1	10	10	6
Crooks And Liars	6	3	9	8	7
Atrios	7	3	13	14	3
Five Thirty Eight	8	33	3	5	12
MattYGlesias	9	10	4		13
Washington Monthly	10	10	6	13	16
Digby	11	5	11	19	17
Juan Cole	12	12	14	12	38
Ezra Klein	12	12	5		21
Talk Left	14	9	19	26	11
America Blog	14	12	12	15	15
Glen Greenwald	16	12	20		9
Pandagon	17	7	42	17	18
Feministing	18	24	16	9	29
The Moderate Voice	19	50	17	11	22
Truthdig	20	33	15	7	31
Balloon Juice	21	43	35	16	4
Open Left	22	12	33	24	20
Shakespeares Sister	23	18	41	25	14
Sadly, No!	24	24	24	29	10
MyDD	25	8	43	27	24

Number of Blogs In The Conservative Neighborhood: 25
Date Calculated: 1/24/2010

Blogosphere Authority Index Conservative Blogs
Blog		Component Score
Name	BAI	NCS	HAS	STS	CAS
Hot Air	1	2	1	41	2
Newsbusters	2	16	2	3	6
Ace Of Spades HQ	2	4	25	6	1
Michelle Malkin	4	1	3	40	11
American Thinker	4	16	4	4	7
Townhall	6	31	5	2	9
Volokh Conspiracy	7	14	6	12	4
Ann Althouse	8	12	8	13	5
Instapundit	9	3	24	1	42
Little Green Footballs	10	23	19	8	3
Patterico's Pontifications	11	8	11	18	12
Jihad Watch	11	23	9	9	13
Red State	13	23	45	5	8
Memeorandum	13	16	10	10	48
Powerline Blog	15	4	7	43	26
Wizbang Blog	16	6	35	16	17
Outside The Beltway	17	8	38	11	21
Gateway Pundit	17	23	26	7	10
Jawa Report	19	6	36	17	18
IMAO	20	10	21	22	19
American Digest	21	31	12	20	30
Daniel Pipes	21	38	17	14	31
PoliPundit	23	16	27	24	23
Anti-Idiotarian	24	31	20	34	14
Professor Bainbridge	24	16	14	45	35

Number of Blogs In The Combined Neighborhood: 50
Date Calculated: 1/24/2010

Blogosphere Authority Index - Combined Blogs
Blog		Component Score
Name	BAI	NCS	HAS	STS	CAS
DailyKos	1	2	10	2	1
Huffington Post	2	17	1	1	4
Hot Air	3	11	2	45	3
Think Progress	4	31	3	7	8
Talking Points Memo	5	6	11	3	11
Firedoglake	6	1	17	15	9
Crooks And Liars	7	3	16	13	10
Newsbusters	8	41	5	6	16
Atrios	9	4	23	22	5
Five Thirty Eight	10	32	4	9	20
Ace Of Spades HQ	11	22	40	11	2
American Thinker	12	38	12	8	17
Michelle Malkin	13	9	6	44	24
Townhall	14	47	13	5	22
MattYGlesias	15	13	7		21
Washington Monthly	16	12	9	21	28
Volokh Conspiracy	17	36	14	27	12
Digby	17	5	18	31	30
Ezra Klein	19	14	8		34
Talk Left	20	10	29	37	19
Little Green Footballs	20	44	35	17	6
Juan Cole	22	15	24	20	46
Ann Althouse	23	34	19	28	13
Glen Greenwald	24	18	30		14
Instapundit	25	20	39	4
Feministing	26	24	26	14	41
America Blog	26	19	21	24	27
Truthdig	28	30	25	12	44
Jihad Watch	29	46	20	19	29
Pandagon	29	7	46	30	31
Balloon Juice	29	35	42	26	7
Red State	32	43	49	10	18
Sadly, No!	33	25	33	39	15
Gateway Pundit	34	45	41	16	23
Powerline Blog	35	23	15	46	43
Shakespeares Sister	35	21	44	35	25
Patterico's Pontifications	37	28	28	36	26
Memeorandum	37	37	22	23
The Moderate Voice	37	42	27	18	37
Open Left	40	16	38	34	33
MyDD	41	8	47	38	38
Outside The Beltway	42	29	45	25	40
Wizbang Blog	42	27	48	32	35
Jawa Report	44	26	50	33	36
IMAO	45	33	37	41	39
Daniel Pipes	46	50	34	29	47
Anti-Idiotarian	47	49	36	43	32
American Digest	48	48	31	40	45
Professor Bainbridge	49	40	32	47	48
PoliPundit	50	39	43	42	42