Daniel Coffey is a 22-year attorney with a chemical engineering undergraduate degree from University of California, Davis. A former appointee to the San Diego Park and Recreation Board, Mr. Coffey follows San Diego politics closely as an active member of the community.

This is a shout-out for some of my favorite small businesses and their owners, people who give a good name to enterprise and care about their customers. These are businesses where you know the owner on sight and every customer counts.

Two of my all-time favorite events occurred last week: attending the April 26 ribbon cutting of the 200-acre, 26 megawatt NRG tracking solar photovoltaic (PV) facility in Borrego Springs; and test riding the new model R11, R8 and M4 Optibike electric mountain bikes in Balboa Park on April 27. Each was a fantastic experience; each nearly at the opposite ends of "The Action Scale.”

“Do the Math” is a brief film treatment centered on Bill McKibben, author of “The End of Nature,” along with various efforts to fight against the causes of global warming. It seeks to inspire, inform and persuade an audience.