David Gillespie was 40kg overweight, lethargic, sleep-deprived and the father of four, with twins on the way. He knew he needed to lose weight fast, but he had run out of diets - all had failed. After...
Public speaking, communication and presenting with power can all be terrifying prospects, however experienced you become, and cultivating a charismatic persona in our working lives is a priceless skill....
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