Dive Summary:

• HubSpot previews its new e-book, "100 Ideas That Changed Marketing," covering topics such as blogging, citizen journalism and gamification, evaluating their impacts on marketing practices.
• The piece looks at interesting stats, such as the almost 40% of U.S. companies who use blogs for marketing and tiny 7% of Americans who have a favorite media platform for getting information on regular basis.
• HubSpot also points out that companies using inbound tactics incur a 62% lower cost-per-lead than those using outbound strategies.

From the article:

This is an excerpt from our new ebook, 100 Ideas That Changed Marketing. Download your free copy if you want to see the other 90 ideas that have changed our industry forever!

At the beginning of this year, we set out to create an infographic that gave a rundown of the history of marketing. And as we looked back, we found that one idea from all the way back in the 1400s -- the invention of the printing press that made mass media possible -- totally and completely changed the entire trajectory of our industry. Heck, you could argue it made our industry possible! ...