The Stanford prison experiment was an investigation into the causes of difficulties between guards and civilians.
C8 and ATA Connection are the defunct IATA code designator and DBA name of Chicago Express Airlines , which in its later years was doing business as ATA Connection , and was the trademark codeshare name and brand used by the renamed parent company of ATA Holdings Inc. for ATA Airlines -LRB- formerly known as American Trans Air -RRB- , the principal operating unit for flights to smaller Midwestern cities .. IATA. IATA. DBA. doing business as. Chicago Express Airlines. Chicago Express Airlines. trademark. trademark. codeshare. codeshare. brand. brand. parent company. parent company. ATA Airlines. ATA Airlines. American Trans Air. American Trans Air