Based Upon was founded by twin brothers, Ian and Richard Abell. They had long felt the instinctive desire to work together on something important, and when they chanced upon an undiscovered material, their destined collaboration presented itself. They heard about Liquid Metal, a substance that had been developed by an Australian company. It was being used and marketed as a skin to mimic metal, but Ian and Richard saw it through very different eyes. To them, its potential as a creative medium was fascinating.
I'm pretty sure it's the last in the series, which is a shame; each has been great in both design and content. GF Smith's website explains them all.