Invited Talks
Google Tech Talk
Virtual Volcanology - Exploring Volcanoes in Google Earth
18 December 2007, Mountain View, California, USA

Workshops
Google Geo-Event: Enabling Scientific Uses for Google Earth
Chair: Working Group on Google Earth and Climate Change
22-23 October 2008, Ann Arbor, Michigan (invited)

Google Geo-Event: Geoscience and Beyond
Presenter: Volcanoes, KML and Open Source
5-6 May 2008 at Boulder, Colorado, USA (invited)

KML in the North
Event organizer and Presenter for hands on workshop
23 April 2008, Fairbanks, Alaska

ARSC Summer Intern Training
Instructor: Hands on Tutorial for Google Earth and KML
14 June 2007, Fairbanks, Alaska

GSA cordilleran section meeting
Instructor: Exploring Earth through a Virtual Globe
3 May 2007, Bellingham, Washington (invited)

NIEeS Event: Google Earth and Other Geobrowsing Tools in the Environmental Sciences
Presenter: Google Earth as a volcanic hazards monitoring interface
2-3 April 2006, Cambridge, England (invited)

Virtual Globe Scientific Users Conference
Presenter: Introduction to Google Earth
10-12 July 2006, Boulder, Colorado (invited)

Conferences
A full list of my conference abstracts with links to copies of presentations can be found here.
I have convened/chaired the following conference sessions:

AGU 2008 Fall Meeting
Co-convener: IN02 - Visualizing Scientific Data Using KML and Virtual Globes
15-19 December, San Francisco, California

IAVCEI 2008 General Assembly
Lead convener: 2-L Physical Characteristics of Ignimbrites
17-22 August, Reykjavik, Iceland

AGU 2007 Fall Meeting
Co-convener: IN21 - Using Geobrowsers for Science
10-14 December, San Francisco, California

AGU 2006 Fall Meeting
Co-convener: ED21 - The Use of Internet-based Virtual Globes in the Earth Sciences
Co-convener: IN21 - Geoscience Applications in Virtual Globes
11-15 December, San Francisco, California

IAVCEI 2000 General Assembly
Co-chair for session on Volcanogenic Sediments
18-22 July, Bali, Indonesia