I now realize that I may be a bit naive in my understanding of the social media spread of false information. I just found that there is a tendency for false news to spread faster than true news online according to this article:

The spread of true and false news online
Soroush Vosoughi, Deb Roy, Sinan Aral
Science 09 Mar 2018: Vol. 359, Issue 6380, pp. 1146-1151
http://science.sciencemag.org/content/359/6380/1146

If this is correct, then this might undermine the idea that misinformation can be effectively combated with real information, rational debate and discussion.

Good luck with your conference paper development and presentation. I look forward to your future articles on public perceptions of GMOs.