Buy this book Bitch! Post author By Tiff Reagan Post date January 18, 2021 Empowering and sassy! I keep coming back because I want to know what Tiff wrote next. Love her, love her book! By Tiff Reagan Tiff Reagan is a writer, a storyteller and a public servant. She is a professional communicator and a policy subject matter expert for the rad state of Oregon. She also lives with clinical depression. View Archive → ← Transformative! → Buy. This. Now.