THREE RULES SCHOOLS SHOULD BREAK: Don't just digitize existing practices, urges Richard Culatta is a deputy director in the Department of Education in this TEDx chat. Technology gives us a chance to "reimagine learning" by breaking three problems schools have: that we treat all learners the same; that the school schedule is constant whether or not students learn and (formative) grades arrive too late to shape learning. It's a good summary--and Culatta is a rising figure to watch in the Dept. of Ed.