Yes. We should celebrate these people.
Why? Because their history is our future.
And if we don't, you know what will happen?
We'll all sink giggling into the sea.
– Harold Evans, on innovators

There are several David Giovannonis in the world so take a moment to ensure this is the one you're looking for.

1988-present: Derwood, Maryland. 1980-1988: Silver Spring, Maryland. 1976-1980: Madison, Wisconsin. 1972-1976: Stockton, California. 1954-1972: Walnut Grove, California.