Katharine Hansen Katharine Hansen is an instructor and creative director of Quintessential Careers, one of the most popular job-search sites. She holds a Ph.D. in organizational behavior and the certifications Master Resume Writer and Credentialed Career Master fom Career Masters Institute/The Career Management Alliance. Hansen owned and served as chief writer for a resume-writing service for five years and was previously writer-editor at numerous newspapers, magazines, and nonprofit organizations. Hansen has published several books on cover letters, networking, and writing skills. Read More Read Less