Here is a list of the Twitter accounts most followed by the members of the chi2017 community (computed by identyfying the 728 accounts tweeting using #chi2017 with at least 3 tweets, between 2017-04-28 and 2017-05-15).
You can drag an zoom this followers chart
By number of followers in chi2017
If you want me to compute this for your conference, send me a DM @duto_guerra
Here is the data in case you want to analyze it yourselfThe chi2017 followers network