In the seat back pockets on all Delta Airline flights this month (January) is a short feature story on the “Happiest Places in the World”.

The story is about the subject of happiness and how it exists within particular communities.  It is is an excerpt from a new National Geographic book “Thrive” written by bestselling author Dan Buettner in which he profiles four cities on the globe that through his research he has deemed the happiest places in the world. San Luis Obispo,California is one of these. The others are in Denmark, Singapore and Mexico.

I spent three days on assignment in SLO a few months ago immersing myself in the happy vibe with truly happy people to create a series of tight, authentic portraits. A total of 64 portraits: from the mayor to the homeless and all walks of life in between.  Here are 16 of them: