Mary has presented seminars and conference keynotes for the Association of Healthcare Volunteer Resource Professionals (AHVRP), State Auxiliary Leaders, state Affiliated Groups/Auxiliary Associations, Department of Veterans Affairs, Nursing and Physician Associations, Dental Associations and private corporations. She has presented to associations and groups in over thirty-one states.

In November of 2007, Mary presented two programs on volunteerism at the World Association of Non-Governmental Organizations International Peace Congress in Toronto, Canada. WANGO is an international association representing over 140 nations.