dr. dobkin: when he first came down, if i said to him, "there are... how many elephants are in the room?" he'd nod. now when i say it, he laughs and, you know, looks at me like i'm crazy. this is a funny memory. there i was, yelling out, you know, i've got this terrible... but nobody hears m and that seems to be the need i have-- to be heard-- because i could only catch the small bits that would come out of my mouth. okay, left arm through like a jacket. dr. dobkin: as recently as three or four days ago, he just had a hard time even standing up. ... two, three, up. very nice. actually, much to my amazement, after one treadmill training session, he was able to put weight into the right leg some and control the knee a little bit. he has no feeling on the right side, as well as virtually no voluntary movement. the climbing harness holds jim's weight as he is suspended over a treadmill. okay, let's start. dr. dobkin: we've developed these techniques so that the therapist can optimize what the nervous system sees that's relevant to walking. so speeds that t