I am a Fellow of the International Federation for Information Processing (IFIP).
I am the Chair-Elect (elected March 2022) of IFIP Technical Committee 13 on Human Computer Interaction and the current Vice-Chair for Awards. I am a South African Representative on TC13, representing the Institute of Information Technology Professionals South Africa (IITPSA).
I was Chairperson of the IFIP Working Group 13.1 on Human Computer Interaction Education and Curriculum from 2005 to 2010.
I was Co-editor of the South African Computer Journal from 2007 to 2014, and currently serve on the Editorial Board for the Journal.
I am Associate Editor for the Interacting with Computers Journal.
I am an Elected Member of the European Academy of Science.
I have served on the Council of the South African Institute for Computer Scientists and Information Technologists (SAICSIT) in various capacities. I was President of SAICSIT from 2001 to 2004 (two terms), vice-president from 2008 to 2012 and Council Member 2012 – 2016.
I was Vice President At Large of the ACM Specialist Interest Group on Human Computer Interaction (SIGCHI) from 2006 to 2012 (two terms).