What is Jackie Sorenson best known for?

Jackie Sorenson is best known for creating the first closed-circuit televised aerobic dance program. This innovation played a crucial role in popularizing aerobic dance and group fitness. By bringing aerobic dance to a wider audience through television, she was able to influence many people's approach to fitness and contribute significantly to the emergence of group exercise as a mainstream activity. This is a pivotal point in the history of fitness programming, demonstrating her impact on the industry and how her work laid the foundation for future developments in group exercise formats. Her approach integrated dance with fitness, making the exercise experience enjoyable and accessible for many, which has had lasting effects on group fitness training today.