Here are some of the groups holding events today, with links:
Canada—The Association in Defence of the Wrongly Convicted: http://www.aidwyc.org/wcd-2014/
Canada—The Ontario Poetry Society: http://www.theontariopoetrysociety.ca/convicted.pdf
SSH Student Society (Canada) https://www.facebook.com/events/1495255117394681/?source=1
Canada—The University of Manitoba: http://law.robsonhall.ca/events/icalrepeat.detail/2014/10/02/1125/36/distinguished-visitor-lecture-qconvicting-women-easy-to-do-well-nigh-impossible-to-undoq-speaker-kim-pate-an-event-to-mark-wrongful-conviction-day
Canada—Windsor Law, University of Windsor (Ontario): http://www.uwindsor.ca/law/409/wrongful-conviction-day
Illinois—Justice for the Illinois’ Wrongfully Convicted: https://sites.google.com/a/sihrg.org/solicitors-international-human-rights-group/Home
https://www.thunderclap.it/projects/16874-wrongful-conviction-day-10-2
California—Humber School of Social and Community Services (California): https://twitter.com/HumberSSCS/status/515136055818080256/photo/1
California Western School of Law https://www.facebook.com/events/1494548694148202/permalink/1494748220794916/
Ireland—Griffith College (Ireland): https://www.griffith.ie/about-griffith/events/inaugural-wrongful-conviction-day-taking-place-griffith-college
Australia—Griffith University: http://www.griffith.edu.au/
Wrongful Convictions Blog 
Total Recall https://www.youtube.com/watch?v=5bPhG3WP2xM