When silversmiths create their fine...
When silversmiths create their fine art, they engrave, in an inconspicuous place, a tiny
letter or symbol known as "the maker's mark." This is what antique dealers look for when
they appraise the value of an object, such as a silver bowl by Paul Revere. The first step
in authenticating the work is to turn it over and search out the maker's mark.
What is it about our lives that demonstrates the maker's mark? Is it the capacity of our
brains? Is it our opposable thumb? Is it the ability to reason creatively that sets a Gary
