MASP is affiliated with the National Association of School Psychologists. Certification Copyright Missouri Association of School Psychologists 2010 Questions or comments? Contact the web master. • There are two levels of certification in Missouri, School Psychologist  and School Psychological Examiner. MASP represents both groups. These certifications include recent revisions made by the Missouri Department of Elementary and Secondary Education in September, 2003. • For more information on certification in Missouri, please go to the Department of Elementary &Secondary Education website certification area . • NASP also offers a national certification called the NCSP. SHOP MASP!