Where material disputes of fact existed as to the true economic relationship between the plaintiff and the defendant, the U.S. District Court erred in granting summary judgment.The 7th U.S. Circuit Court of Appeals reversed a decision by U.S. District Judge Charles R. Norgle.Anthony Simpkins began working for the DuPage Housing Authority and DHA Management, Inc. in November 2009. He entered into an independent contractor agreement with the housing authority with an expected completion date of June 2011.The contract stated …