If you have a younger sibling, they're probably better at sport than you are Mark Williams explains how the ‘little sibling effect’ works. By Murray Kinsella Saturday 9 Jan 2021, 12:06 PM Jan 9th 2021, 12:06 PM 36,596 Views 12 Comments Serena Williams benefited from being Venus' younger sibling. Image: AAP/PA Images Image: AAP/PA Images PERHAPS YOUR EXPERIENCE is different and the older siblings in your family are actually better at sport than the younger ones. Statistically speaking, though, your chances of reaching the top level in sport are higher if you are a younger sibling. A thorough explanation of the ‘little sibling effect’ is one of the many nuggets of fascinating wisdom in the book