Sarah Horton, University of Southampton, Research Fellow Sarah Horton is currently a research fellow at the U. of Southhampton working on a study about the teaching of accessibility. Her career began by working with instructional technology in academic circles and the led to her work in web development. She was part of the staff in the early days of The Paciello Group, contributing to audits, design reviews, and usability studies. Along the way she has written many books.