Balaji Narain Vs. Francisco Maldonado-Ramirez Vs. Laura Bulkin, show # 6166.

Contestants: Erin Beach, a graduate student of English originally from Bradenton, Florida Paul Wampler, a web programmer from Knoxville, Tennessee Roger Mueller-Kim, a high school social studies teacher from Dublin, California (whose 1-day cash winnings total $17,401) IBM Challenge mini-documentary: "What is a Grand Challenge?"