Alexsandro "Leke" Machado is a Brazilian Jiu Jitsu black belt under Ricardo Vieira. Having been the right arm of Mr Vieira for a long time at the famous Fight Zone Academy in Copacabana, Rio de Janeiro, recently "Leke" moved to the Singapore, where he is currently teaching BJJ. Alexsandro Machado is also famous for being one of the success stories to have come out of the social project led by Ricardo and Leonardo Vieira called "Projeto do Cantagalo". Your email address will not be published. Save my name, email, and website in this browser for the next time I comment. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() );