What is the fine-grained topic of the following text: In addition to selecting a new chairman, the association’s Board of Directors also named a new Executive Committee that includes First Vice Chairman Matt Miller, president of Newmar Corporation; Second Vice Chairman Mike Happe, president of Winnebago Industries; Treasurer Jeff Rutherford, President of Airxcel, Inc.; Secretary Bob Martin, President, CEO & Director of Thor Industries, Ex Officio Bob Parish, Vice President of Wells Fargo CDF and RV Industry Association President Frank Hugelmeyer. Only return the topic.
New appointments in the association's Board of Directors and Executive Committee.