John Avery Whittaker, often referred to as "Whit," is a fictional character from the popular Christian audio drama series, Adventures in Odyssey. He is the owner of Whit’s End, a local ice cream shop and discovery emporium in the fictional town of Odyssey. Whit is known for his wisdom, kindness, and ability to connect with children and adults alike. As a mentor and father figure, Whit often guides the young characters through various challenges and moral dilemmas. His character embodies themes of faith, friendship, and the importance of making good choices, making him a beloved figure in the series.