Moz was started in 2004 as an SEO consulting company who launched the first Pro app in 2007. Their co-founder, Rand Fishkin, also runs a great blog packed with SEO information.
Fishkin is well recognized as a market influencer. His blog is super interactive and generates lots of comments. Read through his articles and also spend time on the comments. You’ll learn from the topics, but also from the readers. Plus, if you struggle with getting blog feedback, read Moz’s to see how he elicits and gets regular feedback. You’ll get the best industry experts advice, research, how-to’s, and insights.