dr. gagaraje, it has changed the conversation, hasn't it? >> it has. >> for s.t.e.m. and for space women? >> i think that's my favorite part of the movie. and anytime hollywood takes something, we are kidding ourselves if we think tv does not impact people, and we're talking the mass of people, just the average person. that's who we're targeting. i love that people are having dinner conversations about science, about nasa? that's a win-win. >> i know you all get asked a lot, but can you explain what you do? >> okay. >> dr. johnson, as deputy center director for technology research investment, what are your responsibilities? >> i'm responsible for envisioning the next-generation missions that we're going to do, the science missions that we're going to do. and then i establish an investment portfolio. developing the next technologies that you're going to need to achieve those incredible, challenging missions, and making sure we have all of that mapped out in time to do the missions that we're envisioning for the future. so, all technology development and research and de