David Goldenberg, the co-founder and editor of Gelf, hosts
Geeking Out, Gelf's monthly science speaking series. He's also the cofounder of
PigSpigot, the best greeting-card shop in the world, and the founder of
OjoDojo, the awesomest photo-sharing site on the 'net. He also freelances for various magazines. Learn more about the guy at
davidgoldenberg.com, or follow his occasional drivel
@dgoldenberg.