Instructor of StarCircleAcademy.com, a leader of Bay Area Night Photography group (over 2000 members). Both devoted to night and low-light photography. I also won "Astronomy Photographer of the Year, 2010" in an international contest hosted by the Royal Observatory, Greenwich, UK. My work appears in various magazines, brochures and articles. And I write a regular column of tips and techniques for night photography at starcircleacademy.com. And you can find classes, workshops and webinars on EVENTS.starcircleacademy.com Thanks for perusing my work!