Commentary a few can catch a liar,sometimes: Comments on Ekman and O'Sullivan (1991), as well as Ekman,O'Sullivan,and Frank (1999)

In two influential articles, Paul Ekman and associates have determined ‘who can catch a liar’ and reported that ‘a few can catch a liar’. The current article seeks to clarify these contributions. It provides information that was not mentioned in Ekman's journal articles. Copyright © 2008 John Wiley & Sons, Ltd.