1. Reichel, J., Peck, F., Inaba, M., Moges, B., Chawla, B., S., and Chetty, M. (2020) `I have too much respect for my elders': Understanding South African Mobile Users' Perceptions of Privacy and Current Behaviors on Facebook and WhatsApp. USENIX Security 2020. [pdf]

  2. Swart, M., Lopez, Y., Mathur, A., and Chetty, M. (2020) Is This An Ad?: Automatically Disclosing Online Endorsements On YouTube With AdIntuition. CHI 2020. [pdf] Note: AdIntuition is available for Firefox and Chrome.

  3. Mathur, A., Acar, G., Friedman, M., Lucherini, E., Mayer, J., Chetty, M., and Narayanan, A. (2019) Dark Patterns at Scale: Findings from a Crawl of 11K Shopping Websites. CSCW 2019. [pdf] *Privacy Papers for Policymakers 2019 Award

  4. Li, F., Rogers, L., Mathur, A., Malkin, N., and Chetty, M. (2019) Keepers of the Machines: Examining How System Administrators Manage Software Updates For Multiple Machines. SOUPS 2019. [pdf] *Distinguished Paper Award

  5. Kumar, P., Chetty, M., Clegg, T., and Vitak, J. (2019) Privacy and Security Considerations For Digital Technology Use in Elementary Schools.  CHI 2019. [pdf]

  6. Kumar, P., Vitak, J., Chetty, M., Clegg, T., Yang, J., McNally, B., and bonsignore, e. (2018) Co-Designing Online Privacy-Related Games and Stories with Children. Interaction Design and Children Conference 2018. [pdf]

  7. Mathur, A., Narayanan, A., and Chetty, M. (2018) Endorsements on Social Media: An Empirical Study of Affiliate Marketing Disclosures on YouTube and Pinterest. CSCW 2018. [pdf] *Best Paper Award.

  8. Mathur, A., Narayanan, A., Vitak, J., and Chetty, M. (2018) Characterizing the Use of Browser-Based Blocking Extensions To Prevent Online Tracking. SOUPS 2018. [pdf]

  9. Romanosky, J. and Chetty, M. (2018) 'Understanding the Use and Impact of the Zero-Rated Free Basics Platform in South Africa'. CHI 2018. [pdf]

  10. Winter, P., Edmundson, A., Roberts, L., Dutkowska-Żuk, A., Chetty, M., and Feamster, N. (2018) How Do Tor Users Interact With Onion Services? Usenix Security 2018. [pdf]

  11. Zheng, S., Apthorpe, N., Chetty, M., and Feamster, N. (2018) User Perceptions of Smart Home IoT Privacy. CSCW 2018. [pdf]

  12. Chang, V., Chundury, P., and Chetty, M. (2017). "Spiders in the Sky": User Perceptions of Drones, Privacy, and Security. CHI 2017, Denver, Colorado, USA. [pdf]

  13. Kumar, P., Naik, S.M., Devkar, U.R., Chetty, M., Clegg, T., and Vitak, J. (2017) ‘No Telling Passcodes Out Because They’re Private’: Understanding Children’s Mental Models of Privacy and Security Online. CSCW 2018 Online First. [pdf]

  14. Mathur, A. and Chetty, M. (2017). "Impact of User Characteristics on Attitudes Towards Automatic Mobile Application Updates." To Appear at SOUPS 2017, Santa Clara, California, USA. [pdf]

  15. Mathur, A., Sobti, S., Engel, J., Chang, V., and Chetty, M. (2016). "They Keep Coming Back Like Zombies" Improving Software Updating Interfaces. SOUPS 2016, Denver, Colorado, USA. [pdf

  16. Chetty, M., Kim, H., Sundaresan, S., Burnett, S., Feamster, N., and Edwards, W.K.. (2015) "uCap: An Internet Data Management Tool For The Home". CHI 2015, Seoul, Korea. [pdf]

  17. Mathur, A., Schlotfeldt, B, and Chetty, M.. (2015) "A Mixed-Methods Study of Mobile Users' Data Usage Practices in South Africa". Ubicomp 2015, Osaka, Japan. [pdf]

  18. Gupta, A., Calder, M., Feamster, N., Chetty, M., Calandro, E., and Katz-Bassett, E. (2014) "Peering at the Internet's Frontier. A First Look at ISP Interconnectivity in Africa." PAM 2014, Los Angeles, CA, USA. [pdf]

  19. Chetty, M., Muckaden, S., Sundaresan, S., Feamster, N., and Calandro, E. (2013) "Measuring Broadband Performance in South Africa". ACM DEV 2013, Cape Town, South Africa. [pdf]

  20. Wyche, S.P. and Chetty, M. (2013) "Designing to Support Connectivity Between Africans Living Abroad and "Home"". CHI 2013, Paris, France. [pdf]

  21. Chetty, M., Banks, R., Bernheim Brush, A.J., Donner, J. and Grinter, R.E. (2012) "You're Capped" Understanding the Effects of Broadband Caps on Broadband Use in the Home. CHI 2012, Austin, TX, USA. [pdf]

  22. Chetty, M., Haslem, D., Baird, A., Ofoha, U., Sumner, B. and Grinter, R.E. (2011) Why Is My Internet Slow?: Making Network Speeds Visible. CHI 2011, Vancouver, Canada. [pdf] *Best Paper Award.

  23. Chetty, M., Banks, R., Harper, R., Regan, T., Sellen, A., Gkantsidis, C., Karagiannis, T. and Key, P. (2010) Who's Hogging the Bandwidth?: The Consequences of Revealing the Invisible in the Home. CHI 2010, Atlanta, GA, USA. [pdf]

  24. Wyche, S.P, Smyth, T.N., Chetty, M., Aoki, P.M., and Grinter, R.E. (2010) Deliberate Interactions: Characterizing Technology Use In Nairobi, Kenya. CHI 2010, Atlanta, GA USA. [pdf]

  25. Chetty, M., Brush, A.J.B., Meyers, B.J. and Johns, P. (2009) It's Not Easy Being Green: Understanding Home Computer Power Management. CHI 2009, Boston, USA. [pdf]

  26. Shehan-Poole, E., Chetty, M., Morgan, T., Grinter, R.E. and Edwards, W.K. (2009) Computer Help At Home: Methods and Motivations for Informal Technical Support. CHI 2009, Boston, USA. [pdf]

  27. Chetty, M., Tran, D. and Grinter, R.E. (2008) Getting to Green: Understanding Resource Consumption in the Home. Ubicomp 2008, Seoul, Korea. [pdf]

  28. Shehan-Poole, E., Chetty, M., Grinter, R.E. and Edwards, W.K. (2008) More than Meets the Eye: Transforming the User Experience of Home Network Management. Designing Interactive Systems, Cape Town, South Africa. [pdf]

  29. Chetty, M., Sung, J. and Grinter, R.E. (2007) How Smart Homes Learn: The Evolution of the Networked Home and Household. Ubicomp 2007, Innsbruck, Austria. [pdf]

  30. Kientz, J., Arriaga, R.I., Chetty, M., Hayes, G.R., Richardson, J., Patel, S. and Abowd, G. (2007) Grow and Know: Understanding Record-Keeping Needs for the Development of Young Children. CHI 2007, San Jose, California, USA. [pdf]

  31. Chetty, M., Tucker, W. and Blake, E. (2004) Developing Locally Relevant Software Applications For Rural Areas: A South African Example Proceedings of SAICSIT 2004, 4-6 October, Cape Town. [pdf]

  32. Chetty, M., Tucker, B. and Blake, E. (2004) Telemedicine in the Eastern Cape using VoIP combined with a Store and Forward Approach In Proceedings Southern African Telecommunication Networks Applications Conference, Cape Town, South Africa. [pdf]

  33. Chetty, M., Tucker, B. and Blake, E. (2003) Using Voice over IP to Bridge the Digital Divide - A Critical Action Research Approach. In Proceedings Southern African Telecommunication Networks Applications Conference, George, South Africa. [pdf]

  34. Kritzinger, P., Chetty, M., Landman, J., Marconi, M. and Ryndina, O. (2003) ChattaBox: A Case Study in Using UML and SDL for Engineering Concurrent Communicating Software Systems. In Proceedings Southern African Telecommunications Networks and Applications Conference, George, South Africa.[pdf]


  1. Chetty, M. (2011) Making Infrastructure Visible: A Case Study of Home Networking. College of Computing, Georgia Institute of Technology.[pdf]

  2. Chetty, M. (2005) Developing Locally Relevant Applications for Rural South Africa: A Telemedicine Example. Dept of Computer Science, University of Cape Town, Cape Town, South Africa. [pdf]


  1. Narayanan, A., Mathur, A., Chetty, M., & Kshirsagar, M. (2020). Dark Patterns: Past, Present, and Future. Queue, 18(2), 67-92.

  2. Kumar, P.C., Subramaniam, M., Vitak, J., Clegg, T.L., & Chetty, M. (in press). Strengthening Children’s Privacy Literacy Through Contextual Integrity. Media and Communication, 8(4).

  3. Kumar, P., Vitak, J., Clegg, T., and Chetty, M. (2019). The Platformization Of The Classroom: Teachers As Surveillant Consumers. Surveillance & Society, 17(1/2), 145-152. [pdf]

  4. Mathur, A., Narayanan, A., and Chetty M. An Empirical Study of Affiliate Marketing Disclosures on YouTube and Pinterest. (2018) The Workshop on Technology and Consumer Protection (ConPro '18). [pdf]

  5. Chetty, M., Calandro, E. and Feamster, N. (2013) Latency Effects on Broadband Performance in South Africa. Internet Society Workshop on Reducing Internet Latency.[pdf]

  6. Chetty, M. and Feamster, N. (2012) Refactoring Network Infrastructure to Improve Manageability: A Case Study of Home Networking. ACM SIGCOMM Computer Communication Review. Vol 42, No 3. July 2012.[pdf]

  7. Kim, H., Sundaresan, S., Chetty, M., Feamster, N. and Edwards, W. K. (2011) Communicating with Caps: Managing Usage Caps in Home Networks. SIGCOMM 2011 Demo, ACM. [pdf]

  8. Sundaresan, S., Feamster, N., Teixeira, R., Tang, T., Edwards, W.K., Grinter, R.E., Chetty, M., and de Donato, W. (2011) Helping Users to Shop for ISPs with Nutrition Labels. HomeNets Workshop SIGCOMM 2011, ACM. [pdf]

  9. Chetty, M., Banks, R. Bernheim Brush, A.J., Donner, J. and Grinter, R.E. (2011) While The Meter Is Running: Computing In A Capped World. Interactions Magazine, ACM. [pdf]

  10. Wagstom, P., Thomas, J., Martino, J., Jones, L., von Kaenel, J. and Chetty, M. (Forthcoming 2011) A Dive into Online Community Properties. CSCW 2011 Interactive Papers, 19-23 March, Hangzhou, China.

  11. Chetty, M. (2010) Serving Up from The Internet Melting Pot. Presented at Transnational Times Workshop at Ubicomp 2010, 26-29 September, Copenhagen, Denmark. [pdf]

  12. Chetty, M. (2010) Remaking The Things We've Already Made: A Look At Unused Computing Equipment in the Home. Presented at Examining Appropriation, Re-use and Maintenance for Sustainabilty Workshop at CHI 2010, 10-15 April, Atlanta, GA, USA. [pdf]

  13. Chetty, M. (2009) Contemporary Domestic Infrastructure and Technology Design. CHI 2009 Doctoral Colloquium, Boston, USA. [pdf]

  14. Chetty, M. (2008) Do Domestic Infrastructures Have Values? Ubicomp 2008 Doctoral Colloquium, Seoul, Korea.

  15. Thomas, J. C., Dearden, A., Best, M.L., Dray, S., Light, A., Chetty, M., Kam, M., Maunder, A. and Sambasivan, N. (2008) HCI for Community and International Development. CHI 2008, 5-6 April, Florence, Italy. [pdf]

  16. Thomas, J. C., Dearden, A., Best, M.L., Dray, S., Winscheirs. H, Chetty, M., Kam, M., Maunder, A. and Aykin, N. (2008) Building an International Community: Designing Interactive Systems for/with Communities in the Developing World. DIS 2008, Cape Town, South Africa.

  17. Chetty, M. and Grinter, R.E. (2007) HCI4D: How Do We Design For The Global South. Presented at User Centered Design and International Development Workshop at CHI 2007, 28 April-3 May, San Jose, Ca, USA. [pdf]

  18. Chetty, M. and Grinter, R.E. (2007) HCI4D: HCI Challenges in the Global South. CHI 2007 Extended Abstracts, 28 April-3 May, San Jose, California, USA. (Honorable Mention in People's Choice of WIP awards) [pdf]

  19. Brown, B., Chetty, M., Grimes, A. and Harmon, E. (2006) Reflecting on health: A diet and exercise monitoring system for college students. CHI Extended Abstracts, 22-27 April, Montreal, Canada. [pdf]

  20. Chetty, M. and Grinter, R.E. (2006) Making Connections: Designing for Home Networking. Presented at IT@Home Workshop at CHI 2006, 22-27 April, Montreal, Canada. [pdf]


  1. Grinter, R. E., Edwards, W.K., Chetty, M., Shehan-Poole, E., Sung, J., Yang, J., Crabtree, A., Tolmie, P., Rodden, T., Greenhalgh, C. and Benford, S. (2009) The Ins and Outs of Home Networking: The Case for Useful and Usable Domestic Networking. ACM Trans. Computer-Human Interaction. Vol 16, Issue 2, Article 8. [pdf]

  2. Chetty, M., Blake, E. and McPhie, E. (2006) VoIP Deregulation In South Africa: Implications for Underserviced Areas. Vol 30, Issues 5-6, Pages 332-344, Telecommunications Policy, Elsevier Ltd. [pdf]


  1. Chetty, M., Buckhalter, C., Best, M., Grinter, R.E. and Guzdial, M. (2007) Description of Computer Science Education in Sub-Saharan Africa: Initial Explorations. Technical Report GIT-GVU-07-14, College of Computing, Georgia Institute of Technology. [pdf]

  2. Chetty, M. (2002) A Comparison of Unified Modeling Language (UML) and Specification and Description Language (SDL). Technical Report 02-01-00, Department of Computer Science, University of Cape Town.