. >> chris asimos and the woman who would later become dr.g researchers back in the 60's when motto put together a team to take what was then a pretty unconventional dive into suicide prevention. >> how was suicide treated by the healthcare professionals back then? >> not well. >> no? >> i think all too often the physician thought that this was looking for attention. >> is that right? >> yeah, it was not good. >> dr. motto theorized that like him during the war if people somehow felt more connected in the days after being released from a psychiatric facility one of the riskiest times for suicide that might just be the tether that holds them to life. so he devised a research study involving patients who had been hospitalized for suicide and depression and had refused follow-up care. between 1969 and 1974, he sent half of the patients a series of what he called "caring letters." the other half the control group got nothing. >> and what was in the letters? >> that we're just communicating our caring and concern. >> so it truly was just a reachin