>> it's not academic. it's practical. you've put it to use and seen it work. where and how? >> phenomenally, actually. it's been used all over the world, from the schools in south africa to local police chiefs. >> even the military, right? >> yes, 117 languages. it's been rolled out throughout the entire army. the marines did a total force rollout and went to all 16 installati installations, including okinawa and trained every support worker. >> it's interesting. you think it has to be institutional, instructional. i was reading your material, the case for even making sure the janitor is armed with some of these questions. you say any person that comes in contact with somebody who has suicidal feelings can have an impact. >> exactly. because there may be places -- you know, i went this big hospital system said we trained the janitors and this clinician who had worked with the v.a. said, exactly, i'll never forget that case where the other person