The elderly people pass through a stage in life that is considered the last, where the life’s projects are finished, but where it is possible to enjoy this phase in peace. However, considering that many seniors are retired (with decreasing incomes in the best case), the health problems related with age, and the significant aging of all populations, the aging of people raises new challenges to all members of all societies, and of course to families, around the world.
Whether or not readers recognize it as such, they all use some kind of personal organizing system to determine which books they choose to read (in other words, to add a given resource to the collection of books that will be read). The very vastness of the collection of available books makes it essential to do so. Along with metadata such as genre, author, price, and library availability, a common method of developing organizing principles for this system is to use description resources (recommendations from friends, editorial reviews, online user reviews).