Analysis of information sources in references of the Wikipedia article "X-Men (film series)" in English language version.
... in February of last year Matthew Vaughn was hired to be the director of the film. We worked incredibly close with Matthew, and wrote a very fast sort of structural draft so they could budget and start prepping the movie. ... We worked with him for three or four months, and then Matthew ended up leaving the movie for personal reasons in June or July. [ ... ] In many ways the Phoenix story is the emotional "A" plot of the film, but the political "A" plot of the film became about the cure. That was actually a studio executive's idea. One of them had read Joss Whedon's ["Gifted"] run with the mutant cure in it and thought that would be an interesting quandary for the characters. ...
... in February of last year Matthew Vaughn was hired to be the director of the film. We worked incredibly close with Matthew, and wrote a very fast sort of structural draft so they could budget and start prepping the movie. ... We worked with him for three or four months, and then Matthew ended up leaving the movie for personal reasons in June or July. [ ... ] In many ways the Phoenix story is the emotional "A" plot of the film, but the political "A" plot of the film became about the cure. That was actually a studio executive's idea. One of them had read Joss Whedon's ["Gifted"] run with the mutant cure in it and thought that would be an interesting quandary for the characters. ...