Dr. Walker is the CEO of Marie Pauline Consulting, LLC, her private practice dedicated to providing educational, clinical, and psychological guidance and expertise to organizations seeking to improve their social climate and enhance their cultural humility and cultural consciousness. She is a licensed clinical psychologist, board certified executive leadership coach, cultural humility and cultural competence educator, and organizational consultant on mental wellness and strategic planning. Dr. Walker is a Howard University and University of Maryland, alumna and a recently retired Army commissioned officer. She actively conducts research on children with ADHD/neurodiversity, their family, and various other variables. She recently started V.O.I.C.E for Neurodiversity, a research-based nonprofit pursuing access to care and Quality of Life for persons/communities encountering systemic and societal obstacles.