karen-sanders-ideal-student-holistic-rn-patient-advocacy-training-institute Written by Karen Sanders, MSN, RN, AHN-BC, HWNC-BC on August 23, 2019. Ideal Students for the Holistic RN Patient Advocacy Training Institute Previous Karen Sanders, MSN, RN, AHN-BC, HWNC-BC This information box about the author only appears if the author has biographical information.