Finding the right teachers and evaluating them based on performance is a difficult task for school districts, administrative staff and parents. Over the years, the ideas of what makes effective educators has changed, but their role may be greater than ever. Tony Bagshaw from Battelle for Kids talks with Tim Muma about identifying the best teachers and how they can be properly assessed during their career. Budget crunches and pressure to perform has taken a toll on schools; still, attracting and retaining top talent is essential to success, just like any other business.