From the event website:
Come and explore a wide variety of open data issues and collaborate on charting the future of open data at the 3rd International Open Data Conference, May 28-29, 2015, in Ottawa, Canada.
The global open data movement has matured since the 2nd International Open Government Data Conference held in Washington in 2012. It’s time to strengthen coordination among open data initiatives across various levels of government, topics, regions, and sectors. It’s time to broaden dialogue to include the voices of experts in sectors that want to use open data and scale-up innovative approaches proven to work. The goal: ensure that all world citizens benefit.
The Government of Canada, Canada’s International Development Research Centre, and the World Bank invite you to the 3rd International Open Data Conference. From May 28-29, 2015 sector and open data experts, senior government officials, industry leaders, and civil society champions from around the world will gather in Ottawa, Canada to exchange ideas and work together to enable the data revolution.