Top 50 Marketing Blogs of 2015:
Here are my Favorites:
RANKINGS - Blog Links:
- 
Hubspot - Marketing
 - 
The Daily Egg (Conversation optimization)
 - 
Clickz (article heavy)
 - 
A Weber - Email Marketing
 - 
Jeff Bullas
 - 
Get Response
 - 
Eloqua (good tips)
 - 
Moz
 - 
Kiss Metrics
 - 
Top Rank Blog
 - 
Search Engine Watch
 - 
Copy Blogger (good tutorials)
 - 
Social Fresh (leading edge)
 - 
Sprout Social - Insights
 - 
Mari Smith (Engaging Articles)
 - 
Word Tracker (see their Academy)
 - 
Inside Facebook
 - 
Marketing Profs (good categories on left)
 - 
Marketing Land
 - 
Bazaar Voice (nice interface)
 - 
Vertical Response
 - 
Kim Garst (useful articles)
 - 
Content Marketing Institute
 - 
Post-Click Marketing
 - 
Pam Moore - Marketing Nut
 - 
Word-stream (asking the expects)
 - 
Unbounce
 - 
E-Consultancy
 - 
Search Engine Watch
 - 
Stone Temple - Digital Marketing Blog
 - 
Marketing Experiments (good categories on right side)
 - 
Pro Blogger (blogging tips)
 - 
Marketing Pilgrim by Cynthia Boris (articles are different)
 - 
Brian Solis
 - 
Chris Brogan (Inspirational)
 - 
Social Media Marketing
 - 
Cynthia Boris - Marketing Pilgrim
 - 
Internet Market Ninjas - SEO News
 - 
Future Now (Conversion Optimization)
 - 
All Facebook (more on Facebook)
 - 
Search Engine Journal
 - 
Wide Funnel (conversion optimization)
 - 
Distilled.net (Content & Events)
 - 
Dejan Seo - Advanced SEO
 - 
Contently - Marketing Strategy
 - 
Sem Geek - Paid Search
 - 
Digital Marketing Advisors
 - 
Visual Website Optimizer (Conversion)
 - 
Getelastic
 - 
Buffer App
 - 
Viral Marketing with Viperchill
 - 
Amy Porterfield - Social Media Consultant
 - 
SEO Book
 - 
PPC Hero
 - 
YouMoz
 
Web Design:
Blog Marketing:
Video Marketing:
Search:
- 
Search Engine People
 - 
Seround Table
 - 
SEO Book
 - 
Word Tracker Academy
 - 
Seer Interactive
 - 
Search Engine Land
 
Analytics:
Blogging:
Social Media Marketing
- 
Social on Venture Beat
 - 
Social Media on Marketing Profs
 - 
Social on Search Engine Watch
 - 
Tech Crunch
 - 
Social Media Explorer
 
- 
Social Fresh (leading edge)
 - 
Social Times
 - 
The Next Web
 - 
Social Media Examiner
 - 
Mashable
 - 
Social on Clickz
 - 
WindMill Networking
 
Twitter Marketing
Facebook Marketing