From the linked article:

The project could not have happened without the hard work and brilliant insights of these individuals and organizations — we are so grateful for their contributions to this research that we all felt was important to share.

George King, Michele Graphieti, IV.AI, San Diego Supercomputer Center’s Data Science Hub at the University of California San Diego, and Dave Krafstow.

The primary authors of this report are Zach Verdin, Brett Horvath, and Alicia Serrani.

One mention of Q in the article.

Many of these accounts were connected to each in a number of ways, like:

following each other

mention/retweeting each other often

profile bios with similar aesthetic patterns (many of the same emojis and hashtags)

talking about a lot of the same things at the same time besides #VoterFraud (Qanon conspiracies, immigration and deportation, and ‘false flag operations’)