Alex Ross has been the music critic of the ‘New Yorker’ since 1996. From 1992 to 1996 he wrote for the New York Times. His first book, The Rest is Noise: Listening to the Twentieth Century, published in 2007, was awarded the Guardian First Book Award and was shortlisted for the Pulitzer and Samuel Johnson prizes.

In 2008 he became a MacArthur Fellow. A native of Washington, DC, he now lives in Manhattan.

Geoff Johns is Chief Creative Officer of DC Entertainment. He has written highly acclaimed stories starring Superman, Green Lantern, The Flash, Teen Titans and The Justice Society of America.

He is the author of the New York Times bestselling graphic novels Green Lantern: Rage of the Red Lanterns, Green Lantern: Sinestro Corps War, Justice Society of America: Thy Kingdom Come and Superman: Brainiac, and is the author of DC Comics' biggest, most recent events, Blackest Night and Brightest Day.

Johns has also written episodes of the TV series Smallville and Robot Chicken. He is writing the story of the DC Universe Online massively multiplayer action game from Sony Online Entertainment LLC.