The star-studded team that helped Gaga create her brand new album

Lady Gaga’s latest album, ‘Joanne’, takes the polymath pop star’s music into new territory, and it’s partly thanks to a brand new cast of  co-producers, writers and guest musicians. But just who are the pop heavyweights who helped realise Gaga’s great new record? Here are some of the biggest players, from BloodPop to Matt Helders.