I have always been enthusiastic about solving the critical problems of our time through innovative technology, with the goal of making a positive impact on the world around us. I could not be happier to have turned my passion into an exciting career as a professional. Whether it was as individual researcher, technical manager, department head, research division leader, or the head of the global Bell Labs Research organization – I have always been lucky enough to work with fantastic colleagues and friends, having fun with advancing technology to solve great challenges of our time. This Web site provides a sampling of the professional activities I have been driving, from small projects to far-reaching initiatives, which I invite you to explore and to inquire about. And if you are interested in learning more about myself, such as my education or professional activities, I invite you to click on this link.