Steven Gerrard admits all his previous managers have played a key role in building a Rangers side that is closing in on a first title in a decade.The Ibrox boss namechecked Gerard Houllier and Rafa Benitez but had a special word for Brendan Rodgers' role in shaping the current Ibrox side.The pair worked together at Liverpool before they became rivals in Glasgow with the Irishman still Celtic boss when Gerrard took up the reins at Rangers back in 2018,And Gerrard admits that shape and discipline