Josh Haven was an art critic for magazines and newspapers in the US and Europe and an astrogeophysicist who solved the Saturn-Hyperion density/porosity problem before moving into n...vizualizați mai multeJosh Haven was an art critic for magazines and newspapers in the US and Europe and an astrogeophysicist who solved the Saturn-Hyperion density/porosity problem before moving into novel-writing. His seafaring adventure novels are published under the name J.H. Gelernter. He is based in Florida.vizualizați mai puține