Professor of Civil Engineering, The University of Arizona

Mine Safety and Health Administration

China University of Mining and Technology

Professor of Mining Engineering, UNSW Sydney

UNSW SYDNEY

Professor of Mining Engineering, Indian School of Mines Dhanbad

Associate Professor of Mining Engineering, Isfahan University of Technology

Department of Civil Engineering, Monash University

CSIR-Central Institute of Mining and Fuel Research, India

Senior Lecturer of Mining Engineering, Federation University Australia