Dr. Sajjad Haider Bhatti is currently working as Associate Professor of Statistics in the College of Statistical and Actuarial Sciences, University of the Punjab. Prior to that he worked as Assistant Professor of Statistics under tenure track system in Government College University Faisalabad. He completed his MSc in Statistics from Bahauddin Zakariya University Multan in 2006. He did MPhil and PhD from University of Burgundy, Dijon, France. Before going abroad for PhD, he has worked as Tutor/Instructor in Virtual University of Pakistan, Lahore and as Statistical Officer in Pakistan Medical Research Council’s research centre at Khyber medical college, Peshawar, for short spans of time. He has been working as member BOS of GC Women University Faisalabad and Agriculture University Faisalabad. He has supervised MPhil thesis of more than 20 students as supervisor. He has many research articles in national and international reputed journals and two HEC research projects to his credit. His research interests include applied statistics, econometrics, regression diagnostics, modified estimation.