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

The main ways that AI opponents work in tabletop games, and a how-to template for designing one of your own (video):

https://www.youtube.com/watch?v=kXrar73aUjs

A huge roundup of tips for becoming a better board game designer (video):

https://www.youtube.com/watch?v=EQ4XZpBD8Sc

Nicole Amato, games outreach lead for Kickstarter, discusses how creators can engage with the platform: building an audience, setting a project funding goal, considering shipping, canceling and relaunching, and more (video):

https://www.youtube.com/watch?v=xkVRY-r36Iw

Different player counts and the kinds of experiences that each tends to offer (video):

https://www.youtube.com/watch?v=l_ZDnvxKxn4

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

https://www.youtube.com/watch?v=afmRjW6fINg