In this article, the author interviews writer Dr. Paul Holland. After receiving his B.A. in mathematics in 1962, he attended graduate school at Stanford, receiving his Ph.D. in Statistics in 1966. He served as President of the Psychometric Society in 1989; received the E. F. Lindquist Award in 2000 from AERA and ACT; was designated a National Associate of the National Academy of Sciences in 2002; and received the Award for Career Contribution to Educational Measurement from NCME in 2004. Among other things, he talks about his strong interest in measurement and statistics, especially the social science part of statistics.