William Keppler, then the leader of the Madigan screening team, reportedly during a presentation, said a PTSD diagnosis could cost as much as $1.5 million over the lifetime of a soldier, and he urged staff to be good stewards of taxpayer dollars.One forensic team member, Dr. Juliana Ellis-Billingsley, quit in February, and in a letter of resignation blasted the Madigan investigations as a charade.