CENTRAL BOOKING and Sarah Stengle organized Net Gain: Experimenting with Geometrical Folding as a pandemic invitational. The choice of content was left up to the artists to explore. CENTRAL BOOKING community of mathematicians and artists have contributed to this book and online exhibition. Participating artists: C Bangs, Yael Brotman, Hugh Bryden, Lizzie Burns, Gaby Berglund Cárdenas, Kathy Creutzberg , DOEprojekts: Deborah Doering/Glenn Doering, Margot Glass, Susan Happersett, Sachie Hayashi, Will Kaplan, Isolde Kille, Eunkang Koh, Joan Lyons, James Martin, Sumi Perera, Maddy Rosenberg, Marilyn R Rosenberg, Susan Rostow, Ilse Schreiber-Noll, Sarah Stengle, Shannon Sullivan, Paul Tecklenberg, Dasha Zibrova.