Let there be light–to change the world we want to be! Over the past several decades, and
ever since the birth of the first laser, mankind has witnessed the development of the science
of light, as light-based technologies have revolutionarily changed our lives. Needless to say,
photonics has now penetrated into many aspects of science and technology, turning into an
important and dynamically changing field of increasing interdisciplinary interest. In this
inaugural issue of eLight, we highlight a few emerging trends in photonics that we think are …