MONTREAL, Quebec, June 18 -- McGill University posted the following news release: * * * Study yields new insights on what makes conversation engaging * What makes a speaker engaging? Both what is said and how it is said matter, but in different, complementary ways, a new study conducted at the McGill School of Communication Sciences and Disorders has found. When people try to sound "engaging," they tend to speak more loudly and in a higher pitch, and this can lead listeners to evaluate them more positively, the researchers said. However,  more PR