Inaugural Class of 2014 alum Kathryn McElroy, design lead on IBM’s Watson team, sat down with Mary Tressler of the O'Reilly Radar podcast last week to talk about design, process, and her experience in the Products of Design program. (Kathryn will also be speaking at O’Reilly’s inaugural Design Conference in January, and is busy at work on an upcoming book. In the episode, Kathryn and Mary talk about "prototyping for digital and physical," design and diversity, and what it’s like to work at IBM. Enjoy the interview below!