Mark Wassersug, an OG member of the ICE leadership team and its longtime COO, is readying to swipe his lift pass instead of his company ID pass after two decades transforming ICE from a startup into one of the world’s foremost operators of financial infrastructure. As he readied to swap wingtips for ski boots, “Wass” joined us in the Library for a swan song on the passions and curiosities that drive an operator, the existential moments of the company’s early days, the challenges of integrating its biggest acquisitions, and the magic of teamwork that makes the enterprise tick.