Rene Fester Kratz and Donna Rae Siegfried

René Fester Kratz, PhD, is a biology instructor at Everett Community College and holds a PhD in Botany from the University of Washington; she collaborates with scientists and K-12 teachers to develop science curricula aligned with national standards and learning research. She has co-authored popular science books such as *Biology For Dummies* with Donna Rae Siegfried, a science writer known for contributing to the Dummies series on biology topics. Together, they provide accessible explanations of biological concepts for general audiences.