College of Education and Human Development - George Mason University
Graduate School of Education - George Mason University

Our Graduate School of Education is the alma mater for one third of teachers and administrators in Northern Virginia’s world-class school systems. Each year, more than 3,000 graduate students enroll in our innovative academic programs, which include advanced study for teachers and school leaders, instructional design and technology, and a renowned PhD in Education program that is among the largest in the country.


School of Recreation, Health, and Tourism - George Mason University

The School of Recreation, Health, and Tourism (SRHT) offers exciting, career-ready majors in dynamic fields such as athletic training, tourism and events management, health and physical education, kinesiology, sport management, and recreation management. SRHT features renowned faculty, cutting-edge research, six laboratories and centers, and a diverse student body of more than 1,000 undergraduate and graduate students each year. Each major requires one or more internship or clinical experiences, ensuring that students graduate not just with a transcript but with a resume that demonstrates their professional aptitude and skills.

PhD, University of North Texas
Assistant Professor
Research Methodology

Contact Information

Send email to Dr. Powell

Phone: (703) 993-1723
Fax: (703) 993-3678
Email: mpowel11 (

George Mason University
Fairfax Campus
West Building 2105
4400 University Dr.
MS 6D2
Fairfax, VA 22030


Marvin G. Powell is an Assistant Professor in the College of Education and Human Development at George Mason University. Powell teaches Ph.D.-level quantitative methods courses, focusing on measurement development and validation, and statistical applications. He conducts research in the assessment of the psychometric properties of educational and psychological instruments using a range of latent trait analyses: structural equation modelling and item response theory. He is also interested researching the use of humor as an andragogic tool in reducing statistical anxiety and increasing statistical self-efficacy in social science students.