A graphic designer working in board games discusses how good graphic design helps bring games to life (video):

https://www.youtube.com/watch?v=piFT5NhhGjA

Walking through the submission process for 10 different publishers—and general tips for submitting your game for consideration (video):

https://www.youtube.com/watch?v=lgdxymyZC3s

What makes a good board game for children? (video)

https://www.youtube.com/watch?v=9m-d7U-i8g8

A wide-ranging discussion about various board game design topics, including development and how to make your game less fragile (video):

https://www.youtube.com/watch?v=RnAC-92uzWI

Soft skills that board game designers need: giving and receiving feedback, correcting a playtest experience that has gone off the rails, dealing with publishers, and more (video):

https://www.youtube.com/watch?v=0bGs8WSxZE0

How can you reliably come up with good game ideas? Here are 5 different techniques to come up with new ideas that can grow into great games (video):

https://www.youtube.com/watch?v=uo-MAq_7YxI

A multifaceted conversation about various aspects of making board games: the business side of indie publishing, different approaches to the design process, designing solo games, and more (video):

https://www.youtube.com/watch?v=ezso5wCYTKM