Arthur Schawlow was born in Mount Vernon, New York, but moved to Canada at an early age. He received the Ph.D. Degree from the University of Toronto in 1949. After two years as a Postdoctoral Fellow and Research Associate at Columbia University, he was a Research Physicist at Bell Laboratories from 1951 to 1961. Since then, he has been a Professor of Physics at Stanford University, and where he is now the J. G. JacksonÃ¢â‚¬â€?C. J. Wood Professor. His research has been in optical and microwave spectroscopy, nuclear quadrupole resonance and superconductivity. He is, with Charles H. Townes, coinventor of the laser (1958). He was President of the Optical Society of America in 1975, and President of the American Physical Society in 1981. He shared the 1981 Nobel Prize in Physics, for his contributions to the development of laser spectroscopy.