Video is so so so powerful - and yet, the uneducated saying again and again isn't going to prove it.

That's why you can ask Alex Morris from Lambda Films. He's created videos all around the world, including videos to educate those at risk of natural disaster what to do in the case of emergency.

In this talk, Alex talks about the videos he's created and the impact they've had. Sharing how they've changed lives, and the methods he's deployed with his team to make the viewers feel that way.