By Madeline Coleman The Mercedes driver said Formula One needs unbiased stewards, adding that there should be more diversity in the room that makes the decisions. View the original article to see embedded media. Lewis Hamilton not only said Formula One needed to have “nonbiased stewards” but also highlighted the need of diversity within the room where people are making decisions. “I want to see more women in the stewards’ room,” he said on Wednesday. “I think maybe last year we had one or two and I think it would be awesome for them to have a male and a female as the two race directors, for th…