• Data Visualization and Exploration of COVID-19 data. At QCRI lectures on the use of AI techniques for COVID-19, Qatar, April, 2020. [Gulf Times]
  • Data Preparation meets Data Visualization. At Northeastern University, 11/10/2019.
  • Mind Your Analytics, Clean Your Data. At Harvard University, 07/10/2016. [slides]
  • The Data Civilizer System. Co-presented with Mike Stonebraker at MIT, 06/10/2016.
  • Graph Stream Summarization. At MIT, 23/06/2016. [slides]
  • Big Data Cleaning. At APWeb 2014, Distinguished Lecture Series, 06/09/2014. [slides]