Gregg Valley is a painter, graphic artist, and muralist whose explorations in color, shadow, and geometric depth are fascinating.  He works in vibrant hues that spice up the imagination, crafting large images out of small shapes.  His murals and paintings demand attention and study and leave you stimulated.  He joins Jon and Niko while on a visit to California to see his sons and his adopted hometown on the West Coast.  Listen in.