It's in the Daily Mail. It must be true!
"Students who tested the hand gestures in online seminars had a better personal experience, group affiliation and learning outcomes
While Zoom meetings were once rare events, they're now the norm for many home-working Brits.
But communicating over video calls can be tricky, and you can find yourself both fighting to be heard, and left with awkward silences.
Now, researchers from UCL claim that using a simple set of hand signals can improve the experience of online meetings..." Click the logo above for the rest of the article.