Could Driver Error Be Behind Toyota's Acceleration Problem?

We've talked at length about Toyota's problems with sudden acceleration. Now the Obama Administration says it might require "smart pedals"  on all cars. Richard Schmidt, Professor Emeritus of Cognitive Psychology at UCLA, helped investigated unintended acceleration problems with the Audi 5000 in the 1980's. On today's New York Times op-ed page, he said that smart pedals may not get to the real problem.