Player types: exploring different theories of player styles and how you can design with them in mind (video):

https://www.youtube.com/watch?v=Dd2sko-6ydo

A handful of quick tips for running an effective playtest session (video):

https://www.youtube.com/watch?v=strkQM8P9F4

Dexterity auction games: what they are, characteristics of the genre… and why aren’t there more of them? (video)

https://www.youtube.com/watch?v=CpX2nJQGPS8

Find a publisher or crowdfund the game yourself? An overview of the tradeoffs that come with either path (video):

https://www.youtube.com/watch?v=-ypL_B5S-sI

Project management in tabletop games: the basics of project management and how designers can apply them to their game-making efforts (video):

https://www.youtube.com/watch?v=dP8A-OIVlEM

Modularity: thoughts on how having many possible options for setup and gameplay affects the player experience (video):

https://www.youtube.com/watch?v=vwz8a4f1Puc

Learn to speak board gamer: hand management, asymmetric games, and auctions (video):

https://www.youtube.com/watch?v=RjhRJoSArKA

Kingmaking in games: why it’s generally seen as a bad thing, why it happens in the first place, and how a game’s design can make it more or less likely (video):

https://www.youtube.com/watch?v=mLxWYfHSTk8

The ABCs of board game design (S-Z): quick explanations for common terms used by board game designers (video):

https://www.youtube.com/watch?v=W4vnptzK0Kc