Not a day goes by without some aspect of colloid and surface science affecting us: The biomolecular and physiological interactions that sustain life; the blue skies we see on a beautiful day; the processed foods we eat; the medicines and cosmetics we use; the floppy disks, data, VCR tapes we store computer data and video programs on; the soaps and detergents we use for cleaning; and other numerous everyday products and processes we take for granted.