Final answer:
Dr. Julie Todd and Dr. Robert Todd find joy in public speaking because it enables them to connect with diverse audiences and effectively share important messages and programs.
Step-by-step explanation:
Dr. Julie Todd and Dr. Robert Todd truly enjoy public speaking because it provides an opportunity to reach and involve diverse audiences using key messages and effective programs. Public speaking allows professionals like Dr. Julie Todd and Dr. Robert Todd to share their research, insights, and knowledge with a wider audience, fostering dialogue and community connections. It also supports the goal of education and outreach efforts, which is evident in the provided references to educators and researchers engaging with various communities and audiences.