Joseph Jaffe and Marketing Blogs of Value
Joseph Jaffe, of Life After the 30-Second Spot fame, is asking on his blog for people to recommend those blogs which are best at providing "smart, original thought leadership and guidance for people trying to understand and navigate through the new marketing world."
If you have an opinion, you should head over to his blog and join the conversation. If you are hoping to find out which blogs marketing bloggers find most valuable, Jaffe's post is also a good place to start.

