Perspective

Utilizing DPI performance data to establish a comparative basis for charter school student growth

About the author

Rich Cohn is an independent statistical consultant with more than 35 years of experience in government, industry and academia. He has authored or co-authored over 50 journal articles, book chapters, and other peer-reviewed publications. Cohn holds a BA in mathematics from the University of Virginia, an MS in statistics from Virginia Tech, and a PhD in statistics from North Carolina State University. Cohn is active on several oversight boards and committees, and serves on the Board of Directors for Research Triangle High School.