Next meeting: To Be Determined
Previous OTTA meetings:
| LOCATION | DATE |
|---|---|
| Los Angeles, CA, USA | 15-16 February 2024 |
| Springdale, UT, USA | 5-7 April 2019 |
| Coogee, Australia | 10-12 April 2018 |
| Potomac, MD, USA | 15-17 May 2017 |
| London, UK | 25-27 April 2016 |
| New York City, NY, USA | 23-25 April 2015 |
| Los Angeles, CA, USA | 10-12 April 2014 |
| El Escorial, Spain | 27-29 April 2013 |
| Quebec City, Canada | 24-26 September 2012 |
| Chicago, IL, USA | 29-31 March 2012 |
| Stockholm, Sweden | 12-14 June 2011 |
| Bethesda, MD, USA | 7-9 November 2010 |
| Cambridge, UK | 26-27 April 2010 |