**Note to actual readers, ignore this, it is my technorati claim code: X87HWDFBDQPV **
Social Triggers is a really fascinating blog and podcast by Derek Halpern which looks at marketing from the point of view of psychological research. It presents tried-and-tested information in an accessible way and I learn a lot every time I go over there.
This infographic has some great pointers for how to write the perfect blog post. Enjoy!