Natalia A. Humphreys, Ph.D., F.S.A. is a clinical professor
and the associate head of the actuarial program in the Department
of Mathematical Sciences at the University of Texas at Dallas.
Prior to her academic appointments, Dr. Humphreys served as a
practicing actuary in both retirement consulting and the health
insurance industry.
Yuly Koshevnik, Ph.D. is a professor of education in the
Department of Mathematical Sciences at the University of Texas at
Dallas. Prior to joining UT Dallas, he served as an associate
professor of statistical science at Southern Methodist University
and a senior statistical analyst at MCI WorldCom Inc.
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