- 14th Sept 2014 — KiwiPycon 2014 — Lightening Talk - Python WTFs
- 9th October 2014 — University of Auckland Guest Lecture (GEOG 318) — Geospatial Industry Trends
- 7th Sept 2013 — KiwiPycon 2013 — Polyominoes - An Exploration in Problem Solving
- 12th August 2013 — University of Auckland Guest Lecture (ARCDES 701) — Geospatial Trends, Building Information Management & Open Data
- 30th May 2012 — University of Auckland Guest Lecture (GEOG 318) — Geospatial Industry Trends
- 11th October 2012 — University of Auckland Guest Lecture (GEOG 318) — Geospatial Industry Trends
- 6th October 2011 — Cybera Summit Water & Environmental Hub