By Andy Silvester Progress comes in many forms, and one of those is just gathering a lot of people in a room who care about the same thing. And so it was last night, with the gathering of the great and the good – and supporters – of Progress Together, the Square Mile initiative to improve the level of socio-economic diversity in the management ranks of financial and professional services. Founded as the pandemic receded into the rear view mirror, the membership body exists to identify where young talent from lower socioeconomic backgrounds fall out of the executive pipeline, and help businesse…