Teachers support evaluations based on multiple measures: student growth, classroom observation and feedback from peers and parents.

Teachers say their schools of education did not adequately prepare them for the classroom. They would have welcomed more mentoring and feedback in their early years.

To encourage more top-caliber students to choose teaching, teachers should be paid a lot more, with starting salaries more in the range of $60,000 and potential earnings of as much as $150,000.

I think every student needs access to technology, and I think technology can be a hugely important vehicle to help level the playing field.

If you've ever been in a classroom, you know these teachers are underpaid.

There's not enough teachers for every classroom that we have.