Dr. HAFIZ ZAHOOR completed his PhD Degree from The Hong Kong Polytechnic Univ in Dec 2016 <http://ira.lib.polyu.edu.hk/handle/10397/65230>, <https://goo.gl/cSWfRN>. He is currently teaching at Department of Construction Engineering & Management, National University of Sciences and Technology, Risalpur Campus, KPK, Pakistan <https://goo.gl/FfHvrx>. He has more than 15 years of work experience in the field of Civil Engineering. He has over 40 international/national level research publications to his credit. His research interests include: Construction safety performance, Project delays & time-cost performance, Developing a neural network model to predict the time and cost overruns/claims in construction projects, Labor productivity, Enhancing project productivity using BIM, Construction disputes, Barriers to safety implementation, Earned value management, Risk assessment in public-private partnership infrastructure projects, Project bidding & delivery methods.