Arthur Birling is a character from J.B. Priestley's play, "An Inspector Calls." He is a prosperous businessman and the father of the Birling family. Arthur is portrayed as confident and somewhat arrogant, believing strongly in capitalism and individualism. He often dismisses social responsibility and is focused on his own success. As the play unfolds, Arthur's character reveals his resistance to change and accountability. He is concerned about his reputation and the potential impact of the Inspector's inquiries on his business. His interactions with other characters highlight the generational divide in attitudes towards social issues and responsibility.