Hands: so useful, yet so problematic! What to do with them? Shove them into pockets? Use them to clutch the sides of the lectern with last-lifeboat-off-the-Titanic fervor? Flick away invisible flies?

For many people, public speaking is so fraught with anxiety that they give little thought to how they should gesture to help get their point across. While it’s true that gestures can add power to your ...

Darren Tay, a 27-year-old Singaporean lawyer, became the 2016 Toastmasters International world champion of public speaking in August, surviving several rounds of a competition that lasted six months ...