Her predecessor, Nicky Newton-King, was into cycling. For Leila Fourie, who took over as the JSE's new CEO on October 1, it's rock climbing.

And not small rocks, either. I get vertigo just listening to Fourie describe the challenges of climbing "multi-pitch" (where you need more than one rope to get to the top) or talk about having to strengthen her hands to grip "pockets" that are only three fingers wide...

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