She has been an oncology nurse for more than 40 years, providing direct care, consultation, education, and training to cancer patients, their families, community members, and healthcare providers. Dr. Krebs has collaborated with the Native American Cancer Research Corporation for more than 16 years, focusing on providing up-to-date cancer education to American Indian cancer survivors, patient navigators, and communities. She spent 13 years as director of and practitioner at the University of Colorado Cancer Center’s Cancer Prevention and Screening Clinic, evaluating, educating, and counseling patients about cancer prevention and early detection. She has more than 12 years of experience creating, editing, and evaluating cancer education materials and manuscripts for lay and health professional audiences.