tonight, georgia lacoff joining us to explain. so glad you are joining us, georgia lacoff in just a moment. ♪ and by contributions to your pbs station from viewers like you. thank you. ♪ so please to welcome to introduce georgia lacoff. it became one of the most talked about shows we have done all year and so i had of him back in part because this thing i am holding of this stack of paper i am holding in my hand is a sampl sample of just a few. i am glad to have you back. >> my pleasure, it is great to be here. >> great to see you, sir. i have tons of questions on social media for professor lacoff. there are two that i want to ask and we'll go from there. this comes from sherry henry, our under lining agenda is comi coming obvious, i would love to hear the scientific factor of trump's plan. why is he being so effective. it is conversation 24/7 when ever he says anything about the news media and what's behind that and why is it so effective? >> first, it works because, all ideas are in your circuit. they are in your brain and don't