Presenter guide

Note: These instructions were also sent to presenters with accepted submissions via email.

General presenter instructions

  • Find your presentation time(s) in ConfTool Note that times are in UTC!
  • Due to the complexity accommodating many timezones, some presenters may be scheduled to speak slightly earlier or later than typical business hours in their timezone. We ask that you please do not request a time change unless absolutely necessary.
  • All sessions will be held via Zoom webinar. This means that attendees will be in “listen-only” mode.
  • Sessions will be recorded
  • You will receive a personalized presenter link to access your session block. This is different from the attendee link. Please do not share this link with others.
  • Attendees may ask questions using the chat and Q&A features in Zoom. A moderator will manage questions and relay them to you at the end of your talk.
  • OR 2021 doesn’t have a presentation template, please use your own.
  • Sessions are grouped together into a larger session block, and all sessions in a block use the same Zoom meeting room. This means that you may not be able to check your configuration immediately before your session. If you would like to check your audio/video, please join 20min prior to your session block.
  • Please make sure to  register for the conference! Registration is now closed, but if you are a presenter and have not registered, please email .
  • We will be using Sched to provide registered attendees with access to session meeting links. For sessions that you are not speaking in, you will need to log into Sched to get the meeting link. Registered attendees received information about  activating their Sched accounts via email.
  • If you are having trouble accessing Sched, you can set or reset your password at . Use the email address that you used when registering for the conference in Eventbrite.
  • Speaker profiles are displayed in Sched. You can edit your profile on your settings page .
  • After your presentation, please upload your slides to the Open Repositories Zenodo community, and include “OR2021” as a keyword. Note: Submissions won’t be published immediately; they must be approved by a moderator before they appear in the public collection.

Track-specific instructions


Papers presentations are 15 minutes plus 2-3 minutes for questions.


Panels are 25, 55, or 85 minutes.  Please check ConfTool to see the time allotted for your panel.  Panels are made up of two or more panelists presenting on work or issues where multiple perspectives and experiences are useful or necessary. All panels are expected to include diversity in viewpoints, personal background, and gender of the panelists.


24×7 presentations are 7 minute presentations comprising no more than 24 slides. They are fast paced and have a clear focus on one idea. They are grouped into sessions with 6-7 presenters each, and questions for all presenters will be held for the end of the session.

Dev track

Dev track presentations are 10 minutes plus 2-3 minutes for questions. It can be informal, and may include live demonstrations, tours of code repositories, examples of cool features, and unique viewpoints. Pre-recorded talks are encouraged to facilitate functioning demos and have more time for a live conversation about the implementation.


Posters will be displayed as images or slides on the conference website (links forthcoming), and conference attendees are encouraged to interact with presenters via the comments sections of each poster display page.

A detailed email was sent to poster presenters by the poster track chairs. Please submit your poster directly to the poster track chairs by Monday 24 May 2021. The following formats will be supported:

  • One image (JPEG/PNG) with high resolution (at least 1 MB or higher)
  • Multiples slides using Google Slides. Please see the email from poster track chairs for details about sharing your slides.

Poster presenters are also invited to take part in Minute Madness on Wednesday, 9 June 12-1 pm UTC. Minute Madness is a fun-filled Open Repositories tradition where each poster presenter will have exactly 1 minute and 1 slide to pitch their poster and persuade the audience visit their virtual poster display. Poster track chairs will provide presenters with further information via email.

Test sessions

Additionally, you may attend a test session during the week before the conference to check your audio/video configuration. We recommend attending a test session if you are not familiar with presenting in a Zoom webinar. If you would like to join a test session, please email let us know which of these times works best for you, or to arrange a different time:

  • 6:00 UTC on May 31 – June 4
  • 8:00 UTC on May 31 – June 4
  • 13:00 UTC on May 31 and June 4
  • 20:00 UTC on May 31 – June 4
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