The global open data community is invited to submit proposals for sessions to be included in the agenda for the 2018 International Open Data Conference (IODC 18) to be held in Buenos Aires, Argentina on September 27-28, 2018.
Launch call for proposals | February 14, 2018
Closing of submission period | April 1, 2018
Publication of conference programme | June 1, 2018
More detail here