Pfizer picks from Roche's executive team, snagging pharma early R&D leader William Pao as the Big Pharma's next chief development officer. Leo Pharma poaches from . a Danish meme stock for its new CEO, who will lead a reorganization of the dermatology biopharma. And Sio Gene Therapies CEO Cheruvu is out the door as Parkinson's program also hits the exit.