Good Teachers, Long-Term Effects and Test Scores: Don’t Call the Principal Yet
Not enough Milk Duds or popcorn in the world to watch this one. Good teachers make a difference. There’s now more proof of the benefits according to a new study of 2.5 million elementary and middle school students tracked over 20 years. Economists at Harvard and Columbia found evidence that having an effective teacher, a single good teacher, in grades 4 to 8 can …