Who is Mr. Hoodhood from The Wednesday Wars and what is their importance?

Mr. Hoodhood is Holling's father. A successful architect, Mr. Hoodhood cares deeply for his business, often allowing it to overshadow even his family. He is a strong believer in government, in keeping up appearances, and in doing all things needed to maintain a successful exterior appearance. He assumes his son, Holling, will eventually take over the business, and everything Holling does is set against standards for keeping the business looking good.