Identity is Elemental

Dow Chemical's 'Human Element' ad campaign (you know, I have to admit I was a little unsure of what to think about Dow because of the whole Bhopal thing but that was before I knew they valued humans!) prompted


My 'atomic weight' estimate, i.e. that a typical user will have more than 100 identities is, admittedly, less than scientific. Tell it to Mendeleev.