By Tom Victor Former footballer Sayce Holmes-Lewis has worked with some of the game’s top young talents, and believes football – just like society in general – can still be doing more to deal with the institutional biases limiting the opportunities of youngsters from underserved communities like his own Holmes-Lewis grew up on the Aylesbury Estate in South London, the same place Arsenal winger Reiss Nelson honed his talent playing in mixed-age and mixed-gender cage football matches. He also coached the Southwark team at the London Youth Games for a number of years, with his coaching work bring…