Rensselaer is the oldest technological research university in the United States. With 7,900 students and more than 100,000 living alumni, Rensselaer is addressing the global challenges facing the 21st century to change lives to advance society and to change the world. From renewable energy to cybersecurity from biotechnology to materials science from big data to nanotechnology the world needs problem solvers exactly the kind of talent Rensselaer produces to address the urgent issues of today and the emerging issues of tomorrow.