Mariko Tamaki is a Canadian writer living in California. She is the co-creator of the New York Times bestseller This One Summer with Jillian Tamaki, and Laura Dean Keeps Breaking Up with Me with Rosemary Valero-O'Connell. These works have received Eisner, Ignatz and Printz Honors. Mariko also writes superhero stories for Marvel and DC Comics. Her prose includes the YA murder mystery, Cold.