This article previously ran on Nov. 15, 2016. What is this dark art of personal development you speak of Mr. Tim? Put simply; it’s the thing that will change your freaking life for real. No joke.

I am obsessed with personal development because it's helped me completely change my life. Only 10 years ago, I had no connections, no money, and worked a minimum wage retail job. Now, I have a Ph.D.

Lesson Study is an established model for teacher professional development that emphasises collaborative planning, observation, and reflective discussion. Originally developed in Japan, this approach ...