SethGodin | http://sethgodin.typepad.com/seths_blog/
This is a quick powerful read that will keep your mind blown. OK-flexible.
Skye Jethani | http://skyejethani.com/category/blog/
Life with God for the world.
Leadership Freak | https://leadershipfreak.blog/
A little irreverent and stimulating.
Scott Adams | Dilbert Creator | http://blog.dilbert.com/
Lots of conversation here as the topics of today are explored.
Duct Tape Marketing | https://www.ducttapemarketing.com/blog/
The ultimate guide to marketing in easy and powerful bit size nuggets.