Videos

https://developers.google.com/youtube/images/YouTube_logo_stacked_white.png The Daily PlanIt Youtube channel

More videos at the channel describe the GTD mini-system, a paper planner for the weekly review, and how to handle repeating tasks.

A playlist to learn about productivity

A playlist for a Year of Personal Development (see also the videos at List.ly)

A playlist of motivational music

A playlist to learn about happiness habits and positive psychology with TED Talks and more.

Happiness TED Talks playlist from Business Insider