A. INDRAYAN, Ph.D. (Ohio State University, USA), FAMS, is Head of the Department of Biostatistics and Medical Informatics, University College of Medical Sciences (UCMS), Delhi. He has been a visiting faculty at Ohio State University and a Visiting Research Scientist, University of Massachusetts.
L. SATYANARAYANA, Ph.D., is Deputy Director, Division of Epidemiology and Biostatistics, Institute of Cytology and Preventive Oncology (Indian Council of Medical Research), Noida (UP).