SCNext USA in association with LinChicago holds Ptak prize supply chain business case competition. Parent Category: News Category: USA Published: Tuesday, 11 March 2014 02:11 Written by Super User Print SCNext USA in association with LinChicago holds Ptak prize supply chain business case competition. Young professionals in the Chicago area encouraged to apply View the discussion thread. blog comments powered by DISQUS back to top SCNext USA in association with LinChicago holds Ptak prize supply chain business case competition.