Yolanda Ridge is the author of the middle-grade novel Inside Hudson Pickle and the juvenile nonfiction title CRISPR: A Powerful Way to Change DNA, both of which were Junior Library Guild Gold Standard Selections. She has also written two environment-themed novels for Orca Young Readers line, Trouble in the Trees and Road Block. She has a master of science degree and is adept at making complex concepts understandable—a skill she uses in her writing, teaching and author visits. She lives in Rossland, British Columbia.