How much of what you do is actually your choice? What if you were secretly being controlled by a parasite that had infected your brain? What if that infection was spreading?\xa0\nGuests:\nDavid Walton, author of The Genius Plague\nTade Thompson, author or Rosewater\nCharissa de Bekker, researcher at the University of Central Florida\nSandeep Ravindran, science journalist\nFor additional reading and resources on this episode, visit flashforwardpod.com.\xa0\nFlash Forward is produced by me, Rose Eveleth. The intro music is by Asura and the outtro music is by Hussalonia. The voices from the future this week were provided by Charles Anderson, David Dunsmuir, Anthony Friscia, Andrea Klunder and Brent Rose. Check out Brent\u2019s project Connected States, in which he drives around the US in a big van, at http://www.connectedstates.com/. You can listen to Andrea\u2019s podcast The Creative Imposter wherever you get your podcasts. If you want to be a voice in a future scene for Flash Forward, that is one of the perks of a $10 Patreon pledge! Whenever I need voices I send out a little note to those patrons and people can sign up to do one!\xa0\nThe episode art is by Matt Lubchansky. Who is amazing! You should check out their art AND you should go look at the new magazine that they\u2019re creating at the comics website The Nib. Go to membership.thenib.com to learn more about that.\nIf you want to suggest a future we should take on, send us a note on Twitter, Facebook or by email at info@flashforwardpod.com. We love hearing your ideas! And if you think you\u2019ve spotted one of the little references I\u2019ve hidden in the episode, email us there too. If you\u2019re right, I\u2019ll send you something cool.\xa0\nAnd if you want to support the show, there are a few ways you can do that too! Head to www.flashforwardpod.com/support for more about how to give. But if that\u2019s not in the cards for you, you can head to Apple Podcasts and leave us a nice review or just tell your friends about us. Those things really do help.\xa0\nLearn more about your ad choices. Visit megaphone.fm/adchoices