Linguistic Inquiry and Word Count: LIWC Operator's Manual. James W. Pennebaker, Roger J. Booth, Ryan L. Boyd, and Martha E. Francis. The LIWC we originally developed a text analysis application called Linguistic Inquiry and Word Count, or. LIWC. The first LIWC application was developed as part of an. As I write this column there are, remarkably, no Youtube guides for the use of the Linguistic Inquiry and Word Count. This is a shame since the Linguistic Inquiry. Linguistic Inquiry and Word Count (LIWC) is a computer program for language analysis. houdini-connections.co.uk Commercial ($90) word lists with. LIWC (Linguistic Inquiry and Word Count) is a text analysis program available for purchase. It calculates the degree to which various categories of words are. PDF | On Jan 1, , James W. Pennebaker and others published Linguistic inquiry and word count (LIWC).