Dr. Marcus Edward Dumas (Dr. Du) came to Georgetown in the summer of 2026. He leads the department's athletic counseling program while providing comprehensive mental health services for Georgetown student-athletes in collaboration with Georgetown University's Counseling and Psychiatric Service (CAPS), Sports Medicine, coaches and athletics administrators.
Â
Dr. Du is a licensed psychologist and Certified Mental Performance Consultant (CMPC) whose work focuses on the intersection of mental health, human performance, leadership and athlete development. In his role, he provides clinical care and consultation while leading efforts to advance an integrated model of mental health, performance and student-athlete development.
Â
Prior to Georgetown, Dr. Du served in athletics at Texas Tech University, where he provided psychological services to multiple Division I programs, developed and delivered mental health and performance programming, supervised graduate trainees, and collaborated closely with sports medicine and athletic performance professionals to support student-athletes competing at the highest levels of collegiate athletics. He previously completed his postdoctoral fellowship at the University of Southern California.
Â
A former Division I football student-athlete, Dr. Du brings both lived experience and clinical expertise to his work. His professional philosophy is grounded in the belief that authentic relationships create the foundation for meaningful growth and that excellence and psychological wellbeing are mutually reinforcing. He is committed to helping student-athletes navigate the demands of collegiate athletics while developing the skills, resilience, and self-awareness needed to thrive both during and beyond their competitive careers.
Â
Originally from South Vacherie, Louisiana, Dr. Du earned his bachelor's degree from the University of Central Arkansas, where he competed as a Division I football student-athlete, and later earned his doctorate in counseling psychology from Springfield College.
Â
