This week Pete (@mr_van_w) and John (@jfcatto) walk into a podcast with no preparation and manage to waffle on for 40ish minutes about a PD lecture that the school put on this week. After which a staff member was overheard saying "that was less of a waste of my life than I expected". 

PD: The Learning Trajectory - Dr Jared Horvath

https://www.scienceoflearning.com.au/