James, Simon, 1961- author.

Slegers, Liesbet, author, illustrator.

Harrison, Paula, author. Mueller, Olivia Chin, illustrator.

Beaty, Andrea, author. Roberts, David, 1970- illustrator. Naalchigar, Jennifer, illustrator.

DiTerlizzi, Angela, author. Wenzel, Brendan, illustrator.

Scientific American Editors (New York, New York), editor. Scientific American Educational Publishing, issuing body.

Arnold, Tedd, author, illustrator.

Thomas, Jan, 1958- author.

DiPucchio, Kelly S. Shea, Bob, ill.

Soloff-Levy, Barbara.

Santat, Dan, author, artist.

Voake, Charlotte, author, artist.