American Institute of Mathematics (AIM) Mississippi Delta Math Teachers’ Circle (MDMTC) is a 501(c)(3) nonprofit organization located in Cleveland, MS. The MDMTC is a regional branch of the AIM Math Teachers’ Circle national organization which was founded in 2006 to provide high-quality professional development through content-intensive, problem-solving-focused sessions led by local mathematicians. Nationally there are roughly 1,000 middle school math teachers in 60 regional circles throughout the country. The MDMTC began in 2015 as an outgrowth of the Math Science Partnership, a program with a 3 year track record of successful engaging professional development.