According to the thinker Nassim Nicholas Taleb, the definition of antifragile is anything that benefits from disorder.. “Antifragility is beyond resilience or robustness. The resilient resists shocks and remains the same, the antifragile improves”. Applied to people, there is no one whose reputation (negative, in that case) grows more in chaos and misinformation than Abubakar Shekau, leader of the Nigerian terrorist group Boko Haram.. The more news is offered about him, the more his le grows