Andy is a Reader in the School of Informatics at City University, and currently co-directs the Centre of Interactive Systems Research with Prof Stephen Robertson of Microsoft Research Cambridge. He got his PhD in Information Science from the same Department under the supervision of Prof Robertson and Dr J.A. McCann (now at Imperial College London). His research interests currently focus on a number of areas including disabilities and Information Retrieval (dyslexia in particular), AI techniques for Information Retrieval and Filtering, and Open Source Software Developement. He is a member of the BCS Information Retrieval Specialist Group and is a long standing member of that SG as well as a past chair. He is the principle investigator for a project funded by the TSB entitled "PhotoBrief" and is also a co-investigator for the SocialSensor project. He works within the wider of Information Analysis and Visualisation and Information Science.