Choose whether you want to deliver an oral essay, a participatory lecture, a problem solving proof, emotional presentation, mini-lecture, or model analysis. Ask the CTL for Peter Frederick's essay describing these and several other types. Find a structure that will keep your points and examples organized in a way students can easily recall. Plan logical breaks since few people can listen to 50 uninterrupted minutes. Experts' statements are often too subtle and complex for beginners.
Effective lecturers restate complex ideas in more accessible ways.
Barbara Davis offers a range of ideas for preparing large lectures. Call the CTL for a copy of her chapter. Presenting A well-designed lecture deserves effective presentation. Rather than emulating an entertainer to keep your students' interest, try these suggestions. A study of award winning lecturers found that their presentations work because they are able to point out important connections to students.