Persuasive speech from the Most Popular TED Talks

After watching a persuasive speech from the Most Popular TED Talks of All Time, write a 300- to 500-word analysis (1½ to 2 pages). Be sure to reference (in a bibliography using APA format) the speech you watched and answer the following questions pertaining to the speech.
https://www.ted.com/talks/keith_barry_does_brain_magic?referrer=playlist-the_most_popular_talks_of_all

How does the speaker open the speech? What works well in his or her introduction?
How is the speech organized? Does it flow smoothly?