The Covid-19 pandemic drastically altered the way business people give presentations. Everything went virtual, which meant presenters had to communicate with an audience they were not in front of, and ...

You can start a group chat in Skype with up to 600 participants at once, just by tapping or clicking the "New Chat" option.

Facing an audience alone can be anxiety-producing. But copresenting with others brings its own set of challenges as well: from confusion to unclear roles. I once taught a class in which students were ...