The problem in education reform isn't a lack of good ideas. It's a lack of good ideas implemented with enough clarity, consistency and integrity to actually make a difference in rigorous experiments. A recent large-scale evaluation of Response to Intervention (RTI) illustrates this problem once again.
What Columbus did discover was not America per se, but a replicable and openly published route to America. And that's what made him justifiably famous. The day he reached the New World was a significant event, but it wasn't really important until he showed that he (and anyone else) could do it again.