Bio. Professor Aaron Quigley is the Chair of Human Computer Interaction and Director of Impact in Computer Science in the University of St Andrews in Scotland. He is director of SACHI, the St Andrews Computer Human Interaction research group. Aaron's research interests include novel and on-body interaction, discreet human computer interaction, pervasive and ubiquitous computing and information visualisation. He is the ACM SIGCHI Vice President of Conferences, a board member of ScotlandIS and member of the MobileHCI steering committee. His research and development has been supported by the EPSRC, AHRC, JISC, SFC, NDRC, EU FP7/FP6, SFI, Smart Internet CRC, NICTA, Wacom, IBM, Intel, Microsoft and MERL. He has published over 170 internationally peer-reviewed publications including edited volumes, journal papers, book chapters, conference and workshop papers and holds 3 patents. Aaron has held academic and industry appointments in Australia, Japan, USA, Germany, Ireland and the UK. He is the program co-chair for the ACM IUI 2018 conference, and was the ACM MobileHCI 2014 General Co-Chair, ACM PerDis 2014 Program Chair, ACM UIST 2013 General Co-Chair and ACM ITS 2013 General Co-Chair. In total Aaron has had chairing roles in thirty international conferences and has served on over ninety conference and workshop program committees. His research and personal goal is to empower the next billion people with a step-change in human machine interaction through advanced yet subtle and discreet human interface technologies to bridge the divide between the physical world we live in, and the digital world, where the power of computing currently resides.
Bio. Dr Helen Purchase is Senior Lecturer in the School of Computing Science at the University of Glasgow. She has worked in the area of empirical studies of graph layout for several years, and also has research interests in visual aesthetics, task-based empirical design, collaborative learning in higher education, and sketch tools for design. She has recently written a book on Empirical Methods for HCI Research (Cambridge University Press).