The document discusses three studies on the benefits of using podcasting in education. The first study found that podcasting enhanced the undergraduate learning experience by providing flexibility, conveying peer knowledge, and creating an informal learning environment. The second study showed courses that used podcasting had lower absenteeism and withdrawal rates as well as higher GPAs. The third study found podcasting reduced isolation for distance learners and helped clarify course concepts. All three studies demonstrated podcasting's ability to improve the learning process and student outcomes.