and joining me now, peter gallagher. thanks for being here with us.e heard your story before and it is very true to your heart. share why this is so personal to you. >> well, my mother had alzheimer's for almost 20 years. and so we're -- and my grandmother before her had alzheimer's. and my mother was her single care-giver. and so i saw the devastating effect that being burdened with the task of taking care of a person with alzheimer's has. and then when my mother herself got it and lived with it for 20 years, i saw the devastating effect alzheimer's has on a family, because my mother happened to be the navigator, the sort of the navigator of our family and once she started to lose her faculties, as often happens in alzheimer's families, the family itself gets torn apart. so it is june and it is alzheimer's and brain awareness month so it is good time to be talking about all of these things. >> what did you do when you realized you had to become a care-giver? >> well, alzheimer's is excellent at making people feel powerless. and it was 92 that my moth