Vickie Mitchell shares tips for optimizing your meeting’s audiovisual presentation.

Two problems in business — negativity and not listening — might have an uncommon and seemingly unorthodox cure: improvisation, the art or act of composing, uttering, executing or arranging anything without preparation.

The point of the exercise was this: As your audience ages, meeting planners need to make adjustments: Turn up the volume. Be alert to physical obstacles. Enlarge the type. Whether you plan meetings for software engineers, primary school teachers, Vietnam War veterans, Catholic Church members, beer can collectors or softball players, your audience is changing.