dr. davidson is doing, he's been doing for many, many years affective neuro science shall the study of the way the emotions are regulated by the brain. so hisarticular interest is in emotional expression. and --. >> did he undertake brain scans and electroencephalogram at the suggestion of the dalai lama? >> he has been working in the field for 35 years and some time ago as part of the mind and life institute which holds periodic conversations between the dalai lama and western scientists, that dr. davidson has been a part of for a very long time, the dai lama suggested that it might be wonderful for neuroscientists to begin to study advance meditative practices. what were the contusion? -- conclusions. this is in the infancy. he has just published a few papers about it and more in the pipeline. one of the things that he found published a few months ago in the national academy of sciences. monks practicing 20, 30, 40 years on a regular basis can show pterns of sink crow anyization in regions of the bra inthat are impossible for novices to do. huge differences in the way these people can ac