Danna StaafDanna Staaf is a freelance science communicator with a PhD in marine biology. Her writing has appeared in Science, KQED, Earther, and io9, and her first book, Squid Empire: The Rise and Fall ofthe Cephalopods (now reprinted as Monarchs of the Sea: The Extraordinary 500-Million-Year History of Cephalopods), was named one of the best science books of 2017 by NPR. She created the science outreach program Squids4Kids and visits schools at every grade level, as well as venues from museums to libraries to tech companies. She lives in San Jose with her spouse, children, and innumerable plush octopuses. Read More Read Less