mr. mcneil is sponsored by research corporation for science advancement and mr. shurkin, the presentation will last an hour. please hold your questions until the final part of the program, and we will manage the questions from the floor. immediately following, mr. mcneil will be autographing his book in the u of a bookstore tent on the mall, booth 141. books are available for this. mr. mcneil will be about 20 minutes late to the signing area due to a live interview with c-span following the program, and i do want to say hello to our c-span television audience who's watching live right now. we hope you're enjoying the festival and invite you to become a friend by texting friend to 520214 book, 5202412665 as shown on the sign at the front of the room or visit the friend of the festival booth, number 110 on the mall. of course, your gift makes a difference this keep -- in keeping festival programming free of charge and supportingdi critical literacy programs in the community.cy program now, out of respect for the authors, i ask you to, please,u turn off your cell ph