I'm an Aero-Astro grad student at MIT, and a graduate from the University of Waterloo in Canada. I currently use a Nikon D80 with SB600 flash and AF-S DX 18-200 f/3.5-5.6 IF-ED VR. I formerly owned a Canon 30D with EF-S 17-85 f/4-5.6 IS USM, EF 50 f/1.8 II.