birth_place image_size image_caption birth_date residence image article_title name occupation alma_mater
boston , massachusetts 180px lukas biewald speaking at poptech 2011 1981 san francisco , california lukas biewald poptech.jpg lukas biewald
 lukas biewald founder and chairman of crowdflower stanford university
lukas biewald

lukas biewald -lrb- born 1981 in massachusetts -rrb- is an entrepreneur living in san francisco , california .
biewald is ceo of crowdflower -lrb- formerly dolores labs -rrb- -- an internet company that breaks large digital projects into small tasks and distributes them to workers around the world -- which he co-founded in december 2007 with chris van pelt .
