id author title date pages extension mime words sentence flesch summary cache txt crl-16420 Tyckoson, David A. Question-Negotiation and Information Seeking in Libraries: A Timeless Topic in a Timeless Article 2015-03-01 4 .pdf application/pdf 1978 88 57 By studying users and the librarians who help them, he was able to identify his now-famous four levels of information need: visceral, conscious, formalized, and compromised. Taylor intentionally selected users and librarians in special library environments, where information needs are often complex and where the language of the discipline is much more structured. cache/crl-16420.pdf txt/crl-16420.txt