Some examples of games that failed to connect with their audiences and why (video):

https://www.youtube.com/watch?v=FA9Cx-ERlgY

The psychology of games: some of the many ways human psychology affects how games are perceived as products and experienced during play (video):

https://www.youtube.com/watch?v=e3EWL3Tbf0Y

How to use Google Drawings to prototype board games (video):

https://www.youtube.com/watch?v=-D_7Hu8k3nc

A discussion about writing board game rulebooks: their purpose, structuring them, giving them personality, and more (video):

https://www.youtube.com/watch?v=V7IytZKxCN0

Tips for laying out your rulebook’s component and setup diagrams (video):

https://www.youtube.com/watch?v=Jfr6HnXXw_c

Co-designing board games: how to navigate division of labor, disagreements, and more (video):

https://www.youtube.com/watch?v=SEogThgH1GU