Dr. Peter Jenniskens is a Meteor Astronomer in the SETI Institute and NASA Ames Research Center in California and Principal Investigator of an international network of low-light video cameras for meteor triangulation called CAMS, the NASA sponsored Cameras for Allsky Meteor Surveillance project. Many results presented in this book are derived from CAMS observations. Previously, he authored the 2006 book Meteor Showers and their Parent Comets, about the dynamical mechanisms of meteoroid stream evolution. Dr. Jenniskens is also the former chair of the International Astronomical Union’s Working Group on Meteor Shower Nomenclature and a founding member.