of a follow-up note, and that is that one of my close colleagues in terms of miranda research, dan truman, as many of you know, passed away several months ago. and he was a close collaborator, both with myself and others, was co principal investigator on the my nsf grants. probably one of the best collaborators on phil law and mental health. i got the privilege of working with him on two separate books. but just i think a power in this area. there's a picture of him. so it is to him that i would like to attribute this talk. and i increasingly teach in society and have to but knowledge that in receiving grants in the national science foundation that is in fact if you like what i say there greatly appreciative and if not, i'm asked to say any opinions, filings or conclusions or recommendations expressed of the material of the authors do not necessarily reflect the views of the national science foundation. i recognize that today is a bit of a divided audience. recognized clearly some distinguished researchers in terms of miranda in that particular area, and there are perhaps more psychologis