Who is Papa from The Circuit: Stories from the Life of a Migrant Child and what is their importance?

Papa is Francisco's father. He has no education and supports his family as best he can. When he decides to move the family to America illegally in order to find work, he believes that he will be able to provide them with a better life. Papa is described as a hard working, loving, bad tempered, worrier. He, none-the-less, wants the very best for his family.