Elizabeth Bear was the recipient of the John W. Campbell Award for Best New Writer in 2005. She has won two Hugo Awards for her short fiction, A Sturgeon Award, and the Locus Award for Best First Novel. Bear lives in Brookfield, Massachusetts.

Cory Doctorow is a science fiction novelist, blogger and technology activist. He is the co-editor of the popular weblog Boing Boing, and contributor to The Guardian, the New York Times, Wired, and many others.

He has won the Locus and Sunburst Awards, and been nominated for the Hugo, Nebula and British Science Fiction Awards. New York Times bestseller Little Brother was published in 2008.

Ian McDonald was born in 1960 in Manchester, England, to an Irish mother and a Scottish father. He moved with his family to Northern Ireland in 1965. He is the author of Luna: New Moon and Luna: Wolf Moon. He has won the Locus Award, the British Science Fiction Association Award, and the John W. Campbell Memorial Award. He now lives in Belfast.

Catherynne M. Valente is the New York Times bestselling author of over two dozen works of fiction and poetry, including Palimpsest, the Orphan's Tales series, Deathless and the crowdfunded phenomenon The Girl Who Circumnavigated Fairyland in a Ship of Her Own Making.

She is the winner of the Andre Norton, Tiptree, Mythopoeic, Rhysling, Lambda, Locus and Hugo awards. She has been a finalist for the Nebula and World Fantasy Awards. She lives on an island off the coast of Maine with a small but growing menagerie of beasts, some of which are human.