Charalampos (Haris) Sampalis was well established in his career as a product manager at a telecommunications company in Greece. Yet, as someone who enjoys learning, he was on a mission to acquire more knowledge and develop new skills. That’s how he discovered MIT Open Learning resources.With a bachelor’s degree in computer science from the University of Crete and a master’s in innovation management and entrepreneurship from Hellenic Open University — the only online/distance learning university in Greece — Sampalis had developed expertise in product management and digital strategy. In 2016, he turned…