Danna Staaf earned a PhD in invertebrate biology from Stanford University and has been studying cephalopods for decades. Her writing on marine life has appeared in Science, Atlas Obscura, and many other outlets, while her research has appeared in the Journal of Experimental Biology, Aquaculture, and others, as well as in numerous textbooks. She is the author of Monarchs of the Sea and Nursery Earth. She lives with her family in Northern California.