Dive Summary:

• Florida Education Commissioner Tony Bennett announced his resignation Thursday at an 11 a.m. news conference.
• The resignation comes less than a week after an Associated Press story revealed that, while serving as Indiana's education chief, Bennett altered that state's school grading system to increase a top Republican donor's charter school from a "C" grade to an "A."
• Bennett was chosen as Florida's education commissioner after losing re-election in Indiana last year, and, not counting two interim schools chiefs, he is the state's third education commissioner in as many years.

From the article:

... His resignation will be a major setback for Gov. Rick Scott and state education leaders, who are working to overhaul Florida's system of school accountability and assessment in compliance with the national Common Core standards.

"I'm saddened by Commissioner Bennett's departure," state Board of Education member Sally Bradshaw wrote in an email to the Times/Herald. "This is a loss for Florida's students." ...