He will probably spend the big bucks at Google.org, too, since his brief involves financing projects between the levels "between the pilotlevel and a big commercial roll out, " where private equity often balks.
Next year in a few hundred pilot schools, single level tests will replace Sats in maths, though the government is moving cautiously in introducing the new tests.
As he explained it, innovative projects often succeed at the micro level or within pilot environments but ultimately fail because they cannot be taken to scale.