His research interests include macroeconomics and macro finance, econometrics, quantitative and computer applications and instructional technology. His past research has dealt with the economics of trade unions, the development of inflation cycles, cost-benefit analyses of NASA remote satellite sensing systems, telecommunications demand modeling, financial sector modeling, and the development of statistical sentencing guidelines for New Jersey. Professor Sheflin is currently working on applications of new instructional technology. He serves as faculty advisor to the economics honor society (ODE), a faculty mentor in the SAS honors program, a University senator, and member of the SAS Academic Standing Committee.