I am a full time professor in the Department of Mathematics, Faculty of Mathematics and Sciences, Universitas Gadjah Mada (UGM). I graduated from Statistics Study Program in Gadjah Mada University in February 1996 and started to work as the lecturer in UGM after this graduation. In August 1997, I continue my study to obtain the master of science degree in Stochastic Modeling (Applied Statistics) in the University of Twente, The Netherland, graduated in June 1999. From September2001- September 2004 I took my doctoral study (in Econometrics) in the Institute of Econometrics and Operation Research (EOS 119), the Vienna University of Technology (TU Wien), Austria. After finished my doctoral study, i come back to Yogyakarta and continue my work in the Universitas Gadjah Mada until now. In September 2013, I receive the full professor title.