Jon Hamm has never been one to shy away from reinvention. More than a decade after Mad Men cemented his place as one of television’s most magnetic leading men, the 55-year-old actor is enjoying life that feels not only expansive, but deeply fulfilling, and, perhaps surprisingly, he credits that sense of contentment to getting older. After Mad Men wrapped in 2015, Jon seamlessly transitioned into a string of standout roles, from Fargo’s chilling sheriff to the charismatic tech billionaire opposite Jennifer Aniston in The Morning Show, and even a brilliantly self-aware turn as “Jon Hamm” in Curb Your Enthusiasm. Now, he’s back on our screens in Your Friends & Neighbors, with season two premiering April 3 on Apple TV, where he plays disgraced hedge fund manager Andrew “Coop” Cooper, a man quietly unravelling behind the glossy façade of suburban wealth. © Getty ImagesAt 55 Jon is loving life Yet while his on-screen characters often wrestle with dissatisfaction beneath success, Jon himself seems to have reached a far more peaceful place. “If you’ve made it this far, …