Dr. Philip Plait is an internationally renowned astronomer, author, blogger, and skeptic. He is best known for his award-winning Bad Astronomy Blog, where he delights in deflating scientific misuses and myths. Receiving 10 million views per year, it is one of the most popular science blogs on the planet and was recently acquired by Discover Magazine. He is the author of two books, Bad Astronomy (Wiley and Sons, 2002), currently in its 7th printing, and Death from the Skies! (Viking, 2008), where he gives loving detail on all the ways astronomical events can wipe out life on Earth.

Dr. Plait is well known as a skeptic, giving TV, radio, and podcast interviews about critical thinking and science, and is in-demand across the world as a lecturer and panelist on these topics. He is President of the James Randi Educational Foundation, a nonprofit organization dedicated to promoting critical thinking and attacking pseudoscience. Dr. Plait also has a popular series of short videos on YouTube discussing astronomy, critical thinking, and the joys and wonder of science.