Youtube offers a lot of videos. In addition to entertainment and music you can find a number of videos with lectures and interviews.

From the videos you can find information about authors of the books you examine. Also you can find illustrative visual materials about the topic.

Please watch Annie MacKee's lecture "Good and Bad Leaders" and an interview with Daniel Goleman. Annie MacKee and Daniel Goleman are authors of Primal leadership: learning to lead with emotional intelligence: realizing the power of emotional intelligence by Daniel Goleman, Richard E. Boyatzis, Annie McKee. (You can find the book on the bookshelf of this learning object).