Leaving a high-flying job in consulting, Angela Lee Duckworth took a job teaching math to seventh graders in a New York public school.
She quickly realized that IQ wasn't the only thing separating the successful students from those who struggled. Here, she explains her theory of "grit" as a predictor of success.
You can read the transcript here.
A few days ago Angela Duckworth was invited to CBS This Morning to talk about his latest book.