Annabel Romero wrote the text and made the watercolor. She obtained her PhD in Structural Biology from Cold Spring Harbor Laboratory in 2017 . She owns a science divulgation blog called Opuntia Visual where she merges art with science. Currently, she is a Scientist at a pharmaceutical company where she studies protein structures of drug targets. You can follow her on Instagram @annaneko, Facebook: Opuntia Visual, Twitter: @OpuntiaVisual and her blog at annabelromero.com.