from his wife elsie. she has to lay out his shaving gear. he can only eat with a spoon and needs her help to get out of the house. elsie says too little money is being spent on dementia research. >> i think it's because they look at somebody with dementia and they will say, well, he looks all right to me or she looks all right to me. but the fact is, they are not all right. they seem to forget that they are sufferg a long-term illness, the same as somebody with a cancer. >> reporter: today's report warns that by the 2020s, there will be over 1 million people with dementia. the amount spent on research is little. for every hundred pounds spend on caring for cancer patients, ten pounds goes to research. but for every 100 pounds caring for dementia patients, research gets a measly 50 p. the head of one dementia charity says research has a lot to offer. >> the disease can last a long time, average eight years. some people last longer than that. it might be that better treatments that are coming along will help with those. but just as understandi

you cite this and say that elsie emotionally powerful as these words may be, they make for poor history. explain that. >> guest: the notion of rosa parks has become this iconic trope in the story of the civil-rights movement and it is a period with a dialect called the heroic period of the civil rights movement and what i mean by that is may 17th, 1954 to august 6, 1965 and that encompasses the period from the brown desegregation court decision all the way to the signing of the voting rights act by lyndon johnson and in between what we are told both as students and a nation in terms of popular imagination is there's all kinds of settings and marches and demonstrations that occurred but are done by the famous iconic people basically is rosa parks so tired she refused to give up from the bus in montgomery alabama and sparked the boycott and basically a young preacher who even the president referred to during the the election as a young preacher from georgia which is dr. martin luther king, jr. who sort of leads the masses of african-americans from racial oppression so this notion that row