Chapter 8 Supporting Your Speech This multimedia product and its contents are protected under copyright law. The following are prohibited by law: Any public performance or display, including transmission of any image over a network; Preparation of any derivative work, including the extraction, in whole or in part, of any images; Any rental, lease, or lending of the program.

Purposes of Supporting Materials Clarity Vividness Credibility

Types of Supporting Materials

Examples Brief Extended Actual Hypothetical

Definition Synonym Etymology Example Operation

Narration Personal Third-person

Comparison and Contrast Literal Figurative

Statistics Don’t rely exclusively on statistics. Round off. Use familiar measures. Use presentational aids. Stress their impact.

Testimony Direct quotation Paraphrase

Tests of Evidence Is the evidence quoted in context? Is the source of the evidence an expert? Is the source of the evidence unbiased? Is the evidence relevant to the point? Is the evidence specific? Is the evidence sufficient to prove the point? Is the evidence timely?

Evaluating Electronic Information Purpose Expertise Objectivity Accuracy Timeliness This checklist was adapted from Serena Fenton and Grace Reposa, “Evaluating the Goods,” Technology & Learning Sept. 1998: 28-32; Caroline L. Gilson, “Evaluating Information Resources,” 3 June 1999, McConnell Library, Radford Univ., 2 July 1999 <http://lib.runet.edu/hguide/Evaluating.html>; Esther Grassian, “Thinking Critically About World Wide Web Resources,” 10 Oct. 1997, UCLA College Library, 10 March 1999 <http://www.accd.edu/SAC/LRC/gis/critical.htm>; Stephanie Michel, “Evaluating Information on the World Wide Web,” 9 June 1999, McConnell Library, Radford Univ., 2 July 1999 <http://lib.runet.edu/libserv/handout/evaluation.html>; Keith Stranger, “Criteria for Evaluating Internet Resources,” 30 Nov. 1998, University Library, Eastern Michigan Univ., 4 March 1999 <http://online.emich.edu/~lib_stanger/ineteval.htm>.

Citing Your Sources “Oral footnotes”. . . Enhance the credibility of what you say. Help listeners find sources.