Throughout the novel Bud, Not Buddy, Christopher Paul Curtis examines the importance of family and the support they provide. The main conflict throughout the story concerns Bud's search for his biological father. After Bud's mother passes away, he is forced to endure various hardships as he travels across Michigan to find Herman Calloway. Bud's pleasant memories of his mother provide him with the motivation to continue his journey. Along the way, Bud is treated hospitably by several families. Deza Malone's family offers Bud food while he is visiting the Hooverville, and Lefty Lewis invites Bud over to his daughter's home. Both families are close-knit and sympathetic to Bud's situation. Bud also feels comfortable when he is around loving families, which only increases his motivation to continue his search. When Bud finally meets Herman Calloway, he is upset to find out that Herman is a grumpy old man. However, the members of Herman's band treat him like family. After it is revealed that Herman is actually Bud's grandfather, Bud is optimistic about his future with the Dusky Devastators of the Depression. Curtis depicts how families offer love and support, which are the two things that Bud needs in his life. Fortunately, Bud is able to find a loving home surrounded by people who treat him like family.