OPEN MINDS The Behavioral Health & Social Service Industry Analyst Industry News A lawsuit challenging the classification by health benefit plans of manic depression as a ‘psychological’, rather than ‘physical’ illness, has been filed in the U.S. District Court for the Northern District of Illinois. The suit was moved from state court to federal court because it raises issues governed by the Employee Retirement Income Security Act of 1974 (ERISA). The case John Doe vs. Guardian Life Insurance Co. of’ America, The Travelers Insurance Co. of Illinois, The Travelers Insurance . . .