Gretchen Rubin is a writer who meticulously explores human nature to understand how we can make our lives better. Before she turned to writing, she was a clerk for Supreme Court Justice Sandra Day O'Connor, a role that sharpened her analytical skills and her eye for detail. Rubin is perhaps best known for her experiments with happiness and habits, which she documents with candidness and depth. Her approach combines research, storytelling, and experiential learning, making her insights both practical and inspiring.