Ashis SenGupta, PhD, is Distinguished Professor in the Department of Statistics at Middle East Technical University, Ankara, Turkey; Adjunct Professor in the Department of Population Health Sciences at Augusta University, Georgia, USA; CSIR Emeritus Scientist, Government of India, and Advisor/Consultant and former Professor (Higher Allowance Grade) and Head, ASU, at Indian Statistical Institute, Kolkata, India.

Kunio Shimizu, PhD, is Project Professor in the Center for Training Professors in Statistics at The Institute of Statistical Mathematics, Tokyo, Japan, and Professor Emeritus at Keio University, Yokohama, Japan.