Lutfi Al-Sharif received his Ph.D. in elevator traffic analysis in 1992 from the University of Manchester. He worked for 9 years for London Underground, London, United Kingdom in the area of lifts and escalators. In 2002, he formed Al-Sharif VTC Ltd, a vertical transportation consultancy based in London, United Kingdom. His research interests include elevator traffic analysis, elevator and escalator energy modelling, mechatronics education, coordinate measuring machines and linear electromagnetic actuators. He is co-inventor of four patents and is currently Associate Professor in the Department of Mechatronic Engineering at The University of Jordan.