Stair evacuataion assist devices for peole with disabilities lecture in three parts. Lecture presented at the PED 2010 conference March 2010 by FSEG MSc by Research student Ton Adams describing results generated from an experiment to determine relative performance characteristics of four assist devices commonly used to assist people with disabilities in evacuation on stairs. The full text of this paper can be found on the FSEG web pages at http://fseg.gre.ac.uk/fire/pub.asp, paper