![](http://www.gillhow.com/wp-content/uploads/2016/10/Wedding-Cake-Bid-Diversity-1024x768.jpg)
Multiple grey headed white men, including quite a few Bid Directors, were told time and time again about the need for greater diversity in rail infrastructure at a High Speed 2 conference I recently attended. (HS2 will be the largest infrastructure project in Europe, taking high speed rail to the north of England, increasing speed and capacity). It was a…