Which theory of anxiety and sport performance is the most popular and widely accepted by sport psychologists in North America?

The most popular and widely accepted theory of anxiety and sport performance in North America is the Cognitive-Affective Model of Sport Performance Anxiety. This model suggests that anxiety is a combination of cognitive and affective components, and that both of these components can influence an athlete's performance. The model also suggests that athletes can use cognitive strategies to manage their anxiety and improve their performance.